Home / 3,642.40-5,022.48-3,562.24

Finding the Fourth Proportional to 3,642.40, 5,022.48 and 3,562.24

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Solution

The fourth proportional to 3,642.40, 5,022.48 and 3,562.24 is: 4,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.40 : 5,022.48 = 3,562.24 : x
  2. Step 2: Convert to fraction form
    3,642.40/5,022.48 = 3,562.24/x
  3. Step 3: Cross multiply
    3,642.40x = 5,022.48 × 3,562.24
  4. Step 4: Simplify right side
    3,642.40x = 17,891,279.16
  5. Step 5: Solve for x
    x = 17,891,279.16/3,642.40
  6. Step 6: Final answer
    x = 4,911.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.