Home / 2,268.52-3,132.88-1,562.20

Finding the Fourth Proportional to 2,268.52, 3,132.88 and 1,562.20

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Solution

The fourth proportional to 2,268.52, 3,132.88 and 1,562.20 is: 2,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.52 : 3,132.88 = 1,562.20 : x
  2. Step 2: Convert to fraction form
    2,268.52/3,132.88 = 1,562.20/x
  3. Step 3: Cross multiply
    2,268.52x = 3,132.88 × 1,562.20
  4. Step 4: Simplify right side
    2,268.52x = 4,894,173.40
  5. Step 5: Solve for x
    x = 4,894,173.40/2,268.52
  6. Step 6: Final answer
    x = 2,157.43

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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.