Home / 7,489.88-11,232.52-2,295.60

Finding the Fourth Proportional to 7,489.88, 11,232.52 and 2,295.60

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Solution

The fourth proportional to 7,489.88, 11,232.52 and 2,295.60 is: 3,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.88 : 11,232.52 = 2,295.60 : x
  2. Step 2: Convert to fraction form
    7,489.88/11,232.52 = 2,295.60/x
  3. Step 3: Cross multiply
    7,489.88x = 11,232.52 × 2,295.60
  4. Step 4: Simplify right side
    7,489.88x = 25,785,372.91
  5. Step 5: Solve for x
    x = 25,785,372.91/7,489.88
  6. Step 6: Final answer
    x = 3,442.70

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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.