Home / 11,737.55-16,198.44-6,432.59

Finding the Fourth Proportional to 11,737.55, 16,198.44 and 6,432.59

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Solution

The fourth proportional to 11,737.55, 16,198.44 and 6,432.59 is: 8,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.55 : 16,198.44 = 6,432.59 : x
  2. Step 2: Convert to fraction form
    11,737.55/16,198.44 = 6,432.59/x
  3. Step 3: Cross multiply
    11,737.55x = 16,198.44 × 6,432.59
  4. Step 4: Simplify right side
    11,737.55x = 104,197,923.16
  5. Step 5: Solve for x
    x = 104,197,923.16/11,737.55
  6. Step 6: Final answer
    x = 8,877.31

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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.