Home / 10,250.16-14,137.36-7,732.68

Finding the Fourth Proportional to 10,250.16, 14,137.36 and 7,732.68

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Solution

The fourth proportional to 10,250.16, 14,137.36 and 7,732.68 is: 10,665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.16 : 14,137.36 = 7,732.68 : x
  2. Step 2: Convert to fraction form
    10,250.16/14,137.36 = 7,732.68/x
  3. Step 3: Cross multiply
    10,250.16x = 14,137.36 × 7,732.68
  4. Step 4: Simplify right side
    10,250.16x = 109,319,680.92
  5. Step 5: Solve for x
    x = 109,319,680.92/10,250.16
  6. Step 6: Final answer
    x = 10,665.17

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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.