Home / 9,932.40-14,908.20-5,007.60

Finding the Fourth Proportional to 9,932.40, 14,908.20 and 5,007.60

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Solution

The fourth proportional to 9,932.40, 14,908.20 and 5,007.60 is: 7,516.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.40 : 14,908.20 = 5,007.60 : x
  2. Step 2: Convert to fraction form
    9,932.40/14,908.20 = 5,007.60/x
  3. Step 3: Cross multiply
    9,932.40x = 14,908.20 × 5,007.60
  4. Step 4: Simplify right side
    9,932.40x = 74,654,302.32
  5. Step 5: Solve for x
    x = 74,654,302.32/9,932.40
  6. Step 6: Final answer
    x = 7,516.24

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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.