Home / 5,154.83-7,729.65-2,522.53

Finding the Fourth Proportional to 5,154.83, 7,729.65 and 2,522.53

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Solution

The fourth proportional to 5,154.83, 7,729.65 and 2,522.53 is: 3,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.83 : 7,729.65 = 2,522.53 : x
  2. Step 2: Convert to fraction form
    5,154.83/7,729.65 = 2,522.53/x
  3. Step 3: Cross multiply
    5,154.83x = 7,729.65 × 2,522.53
  4. Step 4: Simplify right side
    5,154.83x = 19,498,274.01
  5. Step 5: Solve for x
    x = 19,498,274.01/5,154.83
  6. Step 6: Final answer
    x = 3,782.53

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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.