Home / 5,018.62-7,520.28-2,549.74

Finding the Fourth Proportional to 5,018.62, 7,520.28 and 2,549.74

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Solution

The fourth proportional to 5,018.62, 7,520.28 and 2,549.74 is: 3,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.62 : 7,520.28 = 2,549.74 : x
  2. Step 2: Convert to fraction form
    5,018.62/7,520.28 = 2,549.74/x
  3. Step 3: Cross multiply
    5,018.62x = 7,520.28 × 2,549.74
  4. Step 4: Simplify right side
    5,018.62x = 19,174,758.73
  5. Step 5: Solve for x
    x = 19,174,758.73/5,018.62
  6. Step 6: Final answer
    x = 3,820.72

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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.