Home / 8,065.05-11,130.08-4,707.33

Finding the Fourth Proportional to 8,065.05, 11,130.08 and 4,707.33

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Solution

The fourth proportional to 8,065.05, 11,130.08 and 4,707.33 is: 6,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.05 : 11,130.08 = 4,707.33 : x
  2. Step 2: Convert to fraction form
    8,065.05/11,130.08 = 4,707.33/x
  3. Step 3: Cross multiply
    8,065.05x = 11,130.08 × 4,707.33
  4. Step 4: Simplify right side
    8,065.05x = 52,392,935.95
  5. Step 5: Solve for x
    x = 52,392,935.95/8,065.05
  6. Step 6: Final answer
    x = 6,496.29

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Half scale
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Double scale
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Similar ratio
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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.