Home / 3,134.08-4,701.80-942.64

Finding the Fourth Proportional to 3,134.08, 4,701.80 and 942.64

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Solution

The fourth proportional to 3,134.08, 4,701.80 and 942.64 is: 1,414.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.08 : 4,701.80 = 942.64 : x
  2. Step 2: Convert to fraction form
    3,134.08/4,701.80 = 942.64/x
  3. Step 3: Cross multiply
    3,134.08x = 4,701.80 × 942.64
  4. Step 4: Simplify right side
    3,134.08x = 4,432,104.75
  5. Step 5: Solve for x
    x = 4,432,104.75/3,134.08
  6. Step 6: Final answer
    x = 1,414.16

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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.