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Finding the Fourth Proportional to 4,602.72, 6,904.80 and 1,524

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Solution

The fourth proportional to 4,602.72, 6,904.80 and 1,524 is: 2,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602.72 : 6,904.80 = 1,524 : x
  2. Step 2: Convert to fraction form
    4,602.72/6,904.80 = 1,524/x
  3. Step 3: Cross multiply
    4,602.72x = 6,904.80 × 1,524
  4. Step 4: Simplify right side
    4,602.72x = 10,522,915.20
  5. Step 5: Solve for x
    x = 10,522,915.20/4,602.72
  6. Step 6: Final answer
    x = 2,286.24

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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.