Home / 9,217.18-12,719.36-5,025.34

Finding the Fourth Proportional to 9,217.18, 12,719.36 and 5,025.34

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Solution

The fourth proportional to 9,217.18, 12,719.36 and 5,025.34 is: 6,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.18 : 12,719.36 = 5,025.34 : x
  2. Step 2: Convert to fraction form
    9,217.18/12,719.36 = 5,025.34/x
  3. Step 3: Cross multiply
    9,217.18x = 12,719.36 × 5,025.34
  4. Step 4: Simplify right side
    9,217.18x = 63,919,108.58
  5. Step 5: Solve for x
    x = 63,919,108.58/9,217.18
  6. Step 6: Final answer
    x = 6,934.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.