Home / 3,752.36-5,627.68-1,412.24

Finding the Fourth Proportional to 3,752.36, 5,627.68 and 1,412.24

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Solution

The fourth proportional to 3,752.36, 5,627.68 and 1,412.24 is: 2,118.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.36 : 5,627.68 = 1,412.24 : x
  2. Step 2: Convert to fraction form
    3,752.36/5,627.68 = 1,412.24/x
  3. Step 3: Cross multiply
    3,752.36x = 5,627.68 × 1,412.24
  4. Step 4: Simplify right side
    3,752.36x = 7,947,634.80
  5. Step 5: Solve for x
    x = 7,947,634.80/3,752.36
  6. Step 6: Final answer
    x = 2,118.04

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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.