Home / 11,001.61-16,490.85-3,604.15

Finding the Fourth Proportional to 11,001.61, 16,490.85 and 3,604.15

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Solution

The fourth proportional to 11,001.61, 16,490.85 and 3,604.15 is: 5,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.61 : 16,490.85 = 3,604.15 : x
  2. Step 2: Convert to fraction form
    11,001.61/16,490.85 = 3,604.15/x
  3. Step 3: Cross multiply
    11,001.61x = 16,490.85 × 3,604.15
  4. Step 4: Simplify right side
    11,001.61x = 59,435,497.03
  5. Step 5: Solve for x
    x = 59,435,497.03/11,001.61
  6. Step 6: Final answer
    x = 5,402.44

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1.5x scale

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.