Home / 4,925.30-7,381.20-3,164.90

Finding the Fourth Proportional to 4,925.30, 7,381.20 and 3,164.90

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Solution

The fourth proportional to 4,925.30, 7,381.20 and 3,164.90 is: 4,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.30 : 7,381.20 = 3,164.90 : x
  2. Step 2: Convert to fraction form
    4,925.30/7,381.20 = 3,164.90/x
  3. Step 3: Cross multiply
    4,925.30x = 7,381.20 × 3,164.90
  4. Step 4: Simplify right side
    4,925.30x = 23,360,759.88
  5. Step 5: Solve for x
    x = 23,360,759.88/4,925.30
  6. Step 6: Final answer
    x = 4,743.01

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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.