Home / 11,335.73-15,641.52-6,553.90

Finding the Fourth Proportional to 11,335.73, 15,641.52 and 6,553.90

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Solution

The fourth proportional to 11,335.73, 15,641.52 and 6,553.90 is: 9,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.73 : 15,641.52 = 6,553.90 : x
  2. Step 2: Convert to fraction form
    11,335.73/15,641.52 = 6,553.90/x
  3. Step 3: Cross multiply
    11,335.73x = 15,641.52 × 6,553.90
  4. Step 4: Simplify right side
    11,335.73x = 102,512,957.93
  5. Step 5: Solve for x
    x = 102,512,957.93/11,335.73
  6. Step 6: Final answer
    x = 9,043.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.