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Finding the Fourth Proportional to 4,466.54, 6,695.71 and 1,542.80

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Solution

The fourth proportional to 4,466.54, 6,695.71 and 1,542.80 is: 2,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,466.54 : 6,695.71 = 1,542.80 : x
  2. Step 2: Convert to fraction form
    4,466.54/6,695.71 = 1,542.80/x
  3. Step 3: Cross multiply
    4,466.54x = 6,695.71 × 1,542.80
  4. Step 4: Simplify right side
    4,466.54x = 10,330,125.29
  5. Step 5: Solve for x
    x = 10,330,125.29/4,466.54
  6. Step 6: Final answer
    x = 2,312.78

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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.