Home / 3,184.41-4,773.18-1,538.70

Finding the Fourth Proportional to 3,184.41, 4,773.18 and 1,538.70

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Solution

The fourth proportional to 3,184.41, 4,773.18 and 1,538.70 is: 2,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.41 : 4,773.18 = 1,538.70 : x
  2. Step 2: Convert to fraction form
    3,184.41/4,773.18 = 1,538.70/x
  3. Step 3: Cross multiply
    3,184.41x = 4,773.18 × 1,538.70
  4. Step 4: Simplify right side
    3,184.41x = 7,344,471.28
  5. Step 5: Solve for x
    x = 7,344,471.28/3,184.41
  6. Step 6: Final answer
    x = 2,306.38

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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.