Home / 9,929.57-14,885.09-3,351.15

Finding the Fourth Proportional to 9,929.57, 14,885.09 and 3,351.15

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Solution

The fourth proportional to 9,929.57, 14,885.09 and 3,351.15 is: 5,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.57 : 14,885.09 = 3,351.15 : x
  2. Step 2: Convert to fraction form
    9,929.57/14,885.09 = 3,351.15/x
  3. Step 3: Cross multiply
    9,929.57x = 14,885.09 × 3,351.15
  4. Step 4: Simplify right side
    9,929.57x = 49,882,152.60
  5. Step 5: Solve for x
    x = 49,882,152.60/9,929.57
  6. Step 6: Final answer
    x = 5,023.60

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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.