Home / 11,013.30-16,521.03-3,614.76

Finding the Fourth Proportional to 11,013.30, 16,521.03 and 3,614.76

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Solution

The fourth proportional to 11,013.30, 16,521.03 and 3,614.76 is: 5,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.30 : 16,521.03 = 3,614.76 : x
  2. Step 2: Convert to fraction form
    11,013.30/16,521.03 = 3,614.76/x
  3. Step 3: Cross multiply
    11,013.30x = 16,521.03 × 3,614.76
  4. Step 4: Simplify right side
    11,013.30x = 59,719,558.40
  5. Step 5: Solve for x
    x = 59,719,558.40/11,013.30
  6. Step 6: Final answer
    x = 5,422.49

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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.