Home / 6,125.90-9,191.88-2,428.04

Finding the Fourth Proportional to 6,125.90, 9,191.88 and 2,428.04

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Solution

The fourth proportional to 6,125.90, 9,191.88 and 2,428.04 is: 3,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.90 : 9,191.88 = 2,428.04 : x
  2. Step 2: Convert to fraction form
    6,125.90/9,191.88 = 2,428.04/x
  3. Step 3: Cross multiply
    6,125.90x = 9,191.88 × 2,428.04
  4. Step 4: Simplify right side
    6,125.90x = 22,318,275.29
  5. Step 5: Solve for x
    x = 22,318,275.29/6,125.90
  6. Step 6: Final answer
    x = 3,643.27

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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.