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Finding the Fourth Proportional to 5,701.52, 7,868.88 and 3,344.42

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Solution

The fourth proportional to 5,701.52, 7,868.88 and 3,344.42 is: 4,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.52 : 7,868.88 = 3,344.42 : x
  2. Step 2: Convert to fraction form
    5,701.52/7,868.88 = 3,344.42/x
  3. Step 3: Cross multiply
    5,701.52x = 7,868.88 × 3,344.42
  4. Step 4: Simplify right side
    5,701.52x = 26,316,839.65
  5. Step 5: Solve for x
    x = 26,316,839.65/5,701.52
  6. Step 6: Final answer
    x = 4,615.76

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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.