Home / 5,154.12-7,729.08-2,522.76

Finding the Fourth Proportional to 5,154.12, 7,729.08 and 2,522.76

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Solution

The fourth proportional to 5,154.12, 7,729.08 and 2,522.76 is: 3,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.12 : 7,729.08 = 2,522.76 : x
  2. Step 2: Convert to fraction form
    5,154.12/7,729.08 = 2,522.76/x
  3. Step 3: Cross multiply
    5,154.12x = 7,729.08 × 2,522.76
  4. Step 4: Simplify right side
    5,154.12x = 19,498,613.86
  5. Step 5: Solve for x
    x = 19,498,613.86/5,154.12
  6. Step 6: Final answer
    x = 3,783.11

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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.