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Finding the Fourth Proportional to 6,357.42, 9,534.00 and 2,658.96

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Solution

The fourth proportional to 6,357.42, 9,534.00 and 2,658.96 is: 3,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.42 : 9,534.00 = 2,658.96 : x
  2. Step 2: Convert to fraction form
    6,357.42/9,534.00 = 2,658.96/x
  3. Step 3: Cross multiply
    6,357.42x = 9,534.00 × 2,658.96
  4. Step 4: Simplify right side
    6,357.42x = 25,350,534.61
  5. Step 5: Solve for x
    x = 25,350,534.61/6,357.42
  6. Step 6: Final answer
    x = 3,987.55

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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.