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Finding the Fourth Proportional to 11,737.15, 17,605.73 and 4,337.80

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Solution

The fourth proportional to 11,737.15, 17,605.73 and 4,337.80 is: 6,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.15 : 17,605.73 = 4,337.80 : x
  2. Step 2: Convert to fraction form
    11,737.15/17,605.73 = 4,337.80/x
  3. Step 3: Cross multiply
    11,737.15x = 17,605.73 × 4,337.80
  4. Step 4: Simplify right side
    11,737.15x = 76,370,102.42
  5. Step 5: Solve for x
    x = 76,370,102.42/11,737.15
  6. Step 6: Final answer
    x = 6,506.70

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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.