Home / 9,925.32-14,849.10-7,157.28

Finding the Fourth Proportional to 9,925.32, 14,849.10 and 7,157.28

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Solution

The fourth proportional to 9,925.32, 14,849.10 and 7,157.28 is: 10,707.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.32 : 14,849.10 = 7,157.28 : x
  2. Step 2: Convert to fraction form
    9,925.32/14,849.10 = 7,157.28/x
  3. Step 3: Cross multiply
    9,925.32x = 14,849.10 × 7,157.28
  4. Step 4: Simplify right side
    9,925.32x = 106,279,166.45
  5. Step 5: Solve for x
    x = 106,279,166.45/9,925.32
  6. Step 6: Final answer
    x = 10,707.88

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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.