Home / 5,037.20-7,521.84-4,114.56

Finding the Fourth Proportional to 5,037.20, 7,521.84 and 4,114.56

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Solution

The fourth proportional to 5,037.20, 7,521.84 and 4,114.56 is: 6,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.20 : 7,521.84 = 4,114.56 : x
  2. Step 2: Convert to fraction form
    5,037.20/7,521.84 = 4,114.56/x
  3. Step 3: Cross multiply
    5,037.20x = 7,521.84 × 4,114.56
  4. Step 4: Simplify right side
    5,037.20x = 30,949,061.99
  5. Step 5: Solve for x
    x = 30,949,061.99/5,037.20
  6. Step 6: Final answer
    x = 6,144.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.