Home / 4,954.80-7,432.18-1,257.02

Finding the Fourth Proportional to 4,954.80, 7,432.18 and 1,257.02

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Solution

The fourth proportional to 4,954.80, 7,432.18 and 1,257.02 is: 1,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.80 : 7,432.18 = 1,257.02 : x
  2. Step 2: Convert to fraction form
    4,954.80/7,432.18 = 1,257.02/x
  3. Step 3: Cross multiply
    4,954.80x = 7,432.18 × 1,257.02
  4. Step 4: Simplify right side
    4,954.80x = 9,342,402.05
  5. Step 5: Solve for x
    x = 9,342,402.05/4,954.80
  6. Step 6: Final answer
    x = 1,885.53

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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.