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Finding the Fourth Proportional to 8,008.10, 12,012.22 and 5,252.22

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Solution

The fourth proportional to 8,008.10, 12,012.22 and 5,252.22 is: 7,878.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.10 : 12,012.22 = 5,252.22 : x
  2. Step 2: Convert to fraction form
    8,008.10/12,012.22 = 5,252.22/x
  3. Step 3: Cross multiply
    8,008.10x = 12,012.22 × 5,252.22
  4. Step 4: Simplify right side
    8,008.10x = 63,090,822.13
  5. Step 5: Solve for x
    x = 63,090,822.13/8,008.10
  6. Step 6: Final answer
    x = 7,878.38

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Half scale
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Double scale
Find fourth proportional to 8,009.10, 12,013.72 and 5,253.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.