Home / 6,425.13-9,638.34-2,528.64

Finding the Fourth Proportional to 6,425.13, 9,638.34 and 2,528.64

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Solution

The fourth proportional to 6,425.13, 9,638.34 and 2,528.64 is: 3,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.13 : 9,638.34 = 2,528.64 : x
  2. Step 2: Convert to fraction form
    6,425.13/9,638.34 = 2,528.64/x
  3. Step 3: Cross multiply
    6,425.13x = 9,638.34 × 2,528.64
  4. Step 4: Simplify right side
    6,425.13x = 24,371,892.06
  5. Step 5: Solve for x
    x = 24,371,892.06/6,425.13
  6. Step 6: Final answer
    x = 3,793.21

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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.