Home / 9,216.90-12,719.38-5,025.14

Finding the Fourth Proportional to 9,216.90, 12,719.38 and 5,025.14

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Solution

The fourth proportional to 9,216.90, 12,719.38 and 5,025.14 is: 6,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.90 : 12,719.38 = 5,025.14 : x
  2. Step 2: Convert to fraction form
    9,216.90/12,719.38 = 5,025.14/x
  3. Step 3: Cross multiply
    9,216.90x = 12,719.38 × 5,025.14
  4. Step 4: Simplify right side
    9,216.90x = 63,916,665.21
  5. Step 5: Solve for x
    x = 63,916,665.21/9,216.90
  6. Step 6: Final answer
    x = 6,934.72

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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.