Home / 4,951.59-7,427.21-1,488.75

Finding the Fourth Proportional to 4,951.59, 7,427.21 and 1,488.75

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Solution

The fourth proportional to 4,951.59, 7,427.21 and 1,488.75 is: 2,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.59 : 7,427.21 = 1,488.75 : x
  2. Step 2: Convert to fraction form
    4,951.59/7,427.21 = 1,488.75/x
  3. Step 3: Cross multiply
    4,951.59x = 7,427.21 × 1,488.75
  4. Step 4: Simplify right side
    4,951.59x = 11,057,251.44
  5. Step 5: Solve for x
    x = 11,057,251.44/4,951.59
  6. Step 6: Final answer
    x = 2,233.07

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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.