Home / 2,424.25-3,635.43-1,253.80

Finding the Fourth Proportional to 2,424.25, 3,635.43 and 1,253.80

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Solution

The fourth proportional to 2,424.25, 3,635.43 and 1,253.80 is: 1,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.25 : 3,635.43 = 1,253.80 : x
  2. Step 2: Convert to fraction form
    2,424.25/3,635.43 = 1,253.80/x
  3. Step 3: Cross multiply
    2,424.25x = 3,635.43 × 1,253.80
  4. Step 4: Simplify right side
    2,424.25x = 4,558,102.13
  5. Step 5: Solve for x
    x = 4,558,102.13/2,424.25
  6. Step 6: Final answer
    x = 1,880.21

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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.