Home / 10,807.22-16,182.79-9,257.17

Finding the Fourth Proportional to 10,807.22, 16,182.79 and 9,257.17

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Solution

The fourth proportional to 10,807.22, 16,182.79 and 9,257.17 is: 13,861.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.22 : 16,182.79 = 9,257.17 : x
  2. Step 2: Convert to fraction form
    10,807.22/16,182.79 = 9,257.17/x
  3. Step 3: Cross multiply
    10,807.22x = 16,182.79 × 9,257.17
  4. Step 4: Simplify right side
    10,807.22x = 149,806,838.10
  5. Step 5: Solve for x
    x = 149,806,838.10/10,807.22
  6. Step 6: Final answer
    x = 13,861.74

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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.