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Finding the Fourth Proportional to 4,337.76, 5,984.56 and 2,658.56

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Solution

The fourth proportional to 4,337.76, 5,984.56 and 2,658.56 is: 3,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,337.76 : 5,984.56 = 2,658.56 : x
  2. Step 2: Convert to fraction form
    4,337.76/5,984.56 = 2,658.56/x
  3. Step 3: Cross multiply
    4,337.76x = 5,984.56 × 2,658.56
  4. Step 4: Simplify right side
    4,337.76x = 15,910,311.83
  5. Step 5: Solve for x
    x = 15,910,311.83/4,337.76
  6. Step 6: Final answer
    x = 3,667.86

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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.