Home / 10,712.10-16,070.10-3,693.12

Finding the Fourth Proportional to 10,712.10, 16,070.10 and 3,693.12

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Solution

The fourth proportional to 10,712.10, 16,070.10 and 3,693.12 is: 5,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712.10 : 16,070.10 = 3,693.12 : x
  2. Step 2: Convert to fraction form
    10,712.10/16,070.10 = 3,693.12/x
  3. Step 3: Cross multiply
    10,712.10x = 16,070.10 × 3,693.12
  4. Step 4: Simplify right side
    10,712.10x = 59,348,807.71
  5. Step 5: Solve for x
    x = 59,348,807.71/10,712.10
  6. Step 6: Final answer
    x = 5,540.35

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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.