Home / 5,018.66-7,528.23-2,423.78

Finding the Fourth Proportional to 5,018.66, 7,528.23 and 2,423.78

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Solution

The fourth proportional to 5,018.66, 7,528.23 and 2,423.78 is: 3,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.66 : 7,528.23 = 2,423.78 : x
  2. Step 2: Convert to fraction form
    5,018.66/7,528.23 = 2,423.78/x
  3. Step 3: Cross multiply
    5,018.66x = 7,528.23 × 2,423.78
  4. Step 4: Simplify right side
    5,018.66x = 18,246,773.31
  5. Step 5: Solve for x
    x = 18,246,773.31/5,018.66
  6. Step 6: Final answer
    x = 3,635.79

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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.