Home / 1,542.28-2,314.56-1,132.48

Finding the Fourth Proportional to 1,542.28, 2,314.56 and 1,132.48

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Solution

The fourth proportional to 1,542.28, 2,314.56 and 1,132.48 is: 1,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542.28 : 2,314.56 = 1,132.48 : x
  2. Step 2: Convert to fraction form
    1,542.28/2,314.56 = 1,132.48/x
  3. Step 3: Cross multiply
    1,542.28x = 2,314.56 × 1,132.48
  4. Step 4: Simplify right side
    1,542.28x = 2,621,192.91
  5. Step 5: Solve for x
    x = 2,621,192.91/1,542.28
  6. Step 6: Final answer
    x = 1,699.56

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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.