Home / 5,122.98-7,672.16-2,925.04

Finding the Fourth Proportional to 5,122.98, 7,672.16 and 2,925.04

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Solution

The fourth proportional to 5,122.98, 7,672.16 and 2,925.04 is: 4,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.98 : 7,672.16 = 2,925.04 : x
  2. Step 2: Convert to fraction form
    5,122.98/7,672.16 = 2,925.04/x
  3. Step 3: Cross multiply
    5,122.98x = 7,672.16 × 2,925.04
  4. Step 4: Simplify right side
    5,122.98x = 22,441,374.89
  5. Step 5: Solve for x
    x = 22,441,374.89/5,122.98
  6. Step 6: Final answer
    x = 4,380.53

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1.5x scale

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.