Home / 9,217.16-12,719.76-5,025.68

Finding the Fourth Proportional to 9,217.16, 12,719.76 and 5,025.68

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Solution

The fourth proportional to 9,217.16, 12,719.76 and 5,025.68 is: 6,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.16 : 12,719.76 = 5,025.68 : x
  2. Step 2: Convert to fraction form
    9,217.16/12,719.76 = 5,025.68/x
  3. Step 3: Cross multiply
    9,217.16x = 12,719.76 × 5,025.68
  4. Step 4: Simplify right side
    9,217.16x = 63,925,443.44
  5. Step 5: Solve for x
    x = 63,925,443.44/9,217.16
  6. Step 6: Final answer
    x = 6,935.48

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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.