Home / 7,948.92-11,927.70-3,335.16

Finding the Fourth Proportional to 7,948.92, 11,927.70 and 3,335.16

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Solution

The fourth proportional to 7,948.92, 11,927.70 and 3,335.16 is: 5,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.92 : 11,927.70 = 3,335.16 : x
  2. Step 2: Convert to fraction form
    7,948.92/11,927.70 = 3,335.16/x
  3. Step 3: Cross multiply
    7,948.92x = 11,927.70 × 3,335.16
  4. Step 4: Simplify right side
    7,948.92x = 39,780,787.93
  5. Step 5: Solve for x
    x = 39,780,787.93/7,948.92
  6. Step 6: Final answer
    x = 5,004.55

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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.