Home / 2,420.53-3,631.17-1,033.88

Finding the Fourth Proportional to 2,420.53, 3,631.17 and 1,033.88

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Solution

The fourth proportional to 2,420.53, 3,631.17 and 1,033.88 is: 1,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420.53 : 3,631.17 = 1,033.88 : x
  2. Step 2: Convert to fraction form
    2,420.53/3,631.17 = 1,033.88/x
  3. Step 3: Cross multiply
    2,420.53x = 3,631.17 × 1,033.88
  4. Step 4: Simplify right side
    2,420.53x = 3,754,179.76
  5. Step 5: Solve for x
    x = 3,754,179.76/2,420.53
  6. Step 6: Final answer
    x = 1,550.98

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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.