Home / 3,134.76-4,701.04-942.92

Finding the Fourth Proportional to 3,134.76, 4,701.04 and 942.92

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Solution

The fourth proportional to 3,134.76, 4,701.04 and 942.92 is: 1,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.76 : 4,701.04 = 942.92 : x
  2. Step 2: Convert to fraction form
    3,134.76/4,701.04 = 942.92/x
  3. Step 3: Cross multiply
    3,134.76x = 4,701.04 × 942.92
  4. Step 4: Simplify right side
    3,134.76x = 4,432,704.64
  5. Step 5: Solve for x
    x = 4,432,704.64/3,134.76
  6. Step 6: Final answer
    x = 1,414.05

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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.