Home / 3,605.26-5,407.99-1,008.20

Finding the Fourth Proportional to 3,605.26, 5,407.99 and 1,008.20

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Solution

The fourth proportional to 3,605.26, 5,407.99 and 1,008.20 is: 1,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.26 : 5,407.99 = 1,008.20 : x
  2. Step 2: Convert to fraction form
    3,605.26/5,407.99 = 1,008.20/x
  3. Step 3: Cross multiply
    3,605.26x = 5,407.99 × 1,008.20
  4. Step 4: Simplify right side
    3,605.26x = 5,452,335.52
  5. Step 5: Solve for x
    x = 5,452,335.52/3,605.26
  6. Step 6: Final answer
    x = 1,512.33

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1.5x scale

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.