Home / 8,802.14-12,146.96-5,266.19

Finding the Fourth Proportional to 8,802.14, 12,146.96 and 5,266.19

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Solution

The fourth proportional to 8,802.14, 12,146.96 and 5,266.19 is: 7,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.14 : 12,146.96 = 5,266.19 : x
  2. Step 2: Convert to fraction form
    8,802.14/12,146.96 = 5,266.19/x
  3. Step 3: Cross multiply
    8,802.14x = 12,146.96 × 5,266.19
  4. Step 4: Simplify right side
    8,802.14x = 63,968,199.28
  5. Step 5: Solve for x
    x = 63,968,199.28/8,802.14
  6. Step 6: Final answer
    x = 7,267.35

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Half scale
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Double scale
Find fourth proportional to 8,803.14, 12,148.34 and 5,267.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.