Home / 6,425.13-9,638.31-2,528.63

Finding the Fourth Proportional to 6,425.13, 9,638.31 and 2,528.63

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Solution

The fourth proportional to 6,425.13, 9,638.31 and 2,528.63 is: 3,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.13 : 9,638.31 = 2,528.63 : x
  2. Step 2: Convert to fraction form
    6,425.13/9,638.31 = 2,528.63/x
  3. Step 3: Cross multiply
    6,425.13x = 9,638.31 × 2,528.63
  4. Step 4: Simplify right side
    6,425.13x = 24,371,671.62
  5. Step 5: Solve for x
    x = 24,371,671.62/6,425.13
  6. Step 6: Final answer
    x = 3,793.18

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1.5x scale

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.