Home / 6,417.47-9,622.56-2,519.75

Finding the Fourth Proportional to 6,417.47, 9,622.56 and 2,519.75

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Solution

The fourth proportional to 6,417.47, 9,622.56 and 2,519.75 is: 3,778.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.47 : 9,622.56 = 2,519.75 : x
  2. Step 2: Convert to fraction form
    6,417.47/9,622.56 = 2,519.75/x
  3. Step 3: Cross multiply
    6,417.47x = 9,622.56 × 2,519.75
  4. Step 4: Simplify right side
    6,417.47x = 24,246,445.56
  5. Step 5: Solve for x
    x = 24,246,445.56/6,417.47
  6. Step 6: Final answer
    x = 3,778.19

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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.