Home / 2,587.28-3,570.19-1,452.68

Finding the Fourth Proportional to 2,587.28, 3,570.19 and 1,452.68

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Solution

The fourth proportional to 2,587.28, 3,570.19 and 1,452.68 is: 2,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.28 : 3,570.19 = 1,452.68 : x
  2. Step 2: Convert to fraction form
    2,587.28/3,570.19 = 1,452.68/x
  3. Step 3: Cross multiply
    2,587.28x = 3,570.19 × 1,452.68
  4. Step 4: Simplify right side
    2,587.28x = 5,186,355.60
  5. Step 5: Solve for x
    x = 5,186,355.60/2,587.28
  6. Step 6: Final answer
    x = 2,004.56

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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.