Home / 5,249.16-7,873.20-2,475.12

Finding the Fourth Proportional to 5,249.16, 7,873.20 and 2,475.12

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Solution

The fourth proportional to 5,249.16, 7,873.20 and 2,475.12 is: 3,712.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.16 : 7,873.20 = 2,475.12 : x
  2. Step 2: Convert to fraction form
    5,249.16/7,873.20 = 2,475.12/x
  3. Step 3: Cross multiply
    5,249.16x = 7,873.20 × 2,475.12
  4. Step 4: Simplify right side
    5,249.16x = 19,487,114.78
  5. Step 5: Solve for x
    x = 19,487,114.78/5,249.16
  6. Step 6: Final answer
    x = 3,712.43

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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.