Home / 11,124.40-16,682.55-3,729.10

Finding the Fourth Proportional to 11,124.40, 16,682.55 and 3,729.10

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Solution

The fourth proportional to 11,124.40, 16,682.55 and 3,729.10 is: 5,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.40 : 16,682.55 = 3,729.10 : x
  2. Step 2: Convert to fraction form
    11,124.40/16,682.55 = 3,729.10/x
  3. Step 3: Cross multiply
    11,124.40x = 16,682.55 × 3,729.10
  4. Step 4: Simplify right side
    11,124.40x = 62,210,897.21
  5. Step 5: Solve for x
    x = 62,210,897.21/11,124.40
  6. Step 6: Final answer
    x = 5,592.29

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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.