Home / 4,660.61-6,988.82-1,372.55

Finding the Fourth Proportional to 4,660.61, 6,988.82 and 1,372.55

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Solution

The fourth proportional to 4,660.61, 6,988.82 and 1,372.55 is: 2,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.61 : 6,988.82 = 1,372.55 : x
  2. Step 2: Convert to fraction form
    4,660.61/6,988.82 = 1,372.55/x
  3. Step 3: Cross multiply
    4,660.61x = 6,988.82 × 1,372.55
  4. Step 4: Simplify right side
    4,660.61x = 9,592,463.08
  5. Step 5: Solve for x
    x = 9,592,463.08/4,660.61
  6. Step 6: Final answer
    x = 2,058.20

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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.