Home / 7,929.92-11,901.90-4,036.52

Finding the Fourth Proportional to 7,929.92, 11,901.90 and 4,036.52

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Solution

The fourth proportional to 7,929.92, 11,901.90 and 4,036.52 is: 6,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.92 : 11,901.90 = 4,036.52 : x
  2. Step 2: Convert to fraction form
    7,929.92/11,901.90 = 4,036.52/x
  3. Step 3: Cross multiply
    7,929.92x = 11,901.90 × 4,036.52
  4. Step 4: Simplify right side
    7,929.92x = 48,042,257.39
  5. Step 5: Solve for x
    x = 48,042,257.39/7,929.92
  6. Step 6: Final answer
    x = 6,058.35

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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.