Home / 10,345.92-15,517.38-3,325.02

Finding the Fourth Proportional to 10,345.92, 15,517.38 and 3,325.02

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Solution

The fourth proportional to 10,345.92, 15,517.38 and 3,325.02 is: 4,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.92 : 15,517.38 = 3,325.02 : x
  2. Step 2: Convert to fraction form
    10,345.92/15,517.38 = 3,325.02/x
  3. Step 3: Cross multiply
    10,345.92x = 15,517.38 × 3,325.02
  4. Step 4: Simplify right side
    10,345.92x = 51,595,553.13
  5. Step 5: Solve for x
    x = 51,595,553.13/10,345.92
  6. Step 6: Final answer
    x = 4,987.04

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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.