Home / 2,567.38-3,542.84-1,448.32

Finding the Fourth Proportional to 2,567.38, 3,542.84 and 1,448.32

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Solution

The fourth proportional to 2,567.38, 3,542.84 and 1,448.32 is: 1,998.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.38 : 3,542.84 = 1,448.32 : x
  2. Step 2: Convert to fraction form
    2,567.38/3,542.84 = 1,448.32/x
  3. Step 3: Cross multiply
    2,567.38x = 3,542.84 × 1,448.32
  4. Step 4: Simplify right side
    2,567.38x = 5,131,166.03
  5. Step 5: Solve for x
    x = 5,131,166.03/2,567.38
  6. Step 6: Final answer
    x = 1,998.60

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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.