Home / 11,237.32-16,877.85-9,158.86

Finding the Fourth Proportional to 11,237.32, 16,877.85 and 9,158.86

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Solution

The fourth proportional to 11,237.32, 16,877.85 and 9,158.86 is: 13,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.32 : 16,877.85 = 9,158.86 : x
  2. Step 2: Convert to fraction form
    11,237.32/16,877.85 = 9,158.86/x
  3. Step 3: Cross multiply
    11,237.32x = 16,877.85 × 9,158.86
  4. Step 4: Simplify right side
    11,237.32x = 154,581,865.25
  5. Step 5: Solve for x
    x = 154,581,865.25/11,237.32
  6. Step 6: Final answer
    x = 13,756.11

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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.