Home / 5,427.52-7,488.96-3,069.04

Finding the Fourth Proportional to 5,427.52, 7,488.96 and 3,069.04

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Solution

The fourth proportional to 5,427.52, 7,488.96 and 3,069.04 is: 4,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.52 : 7,488.96 = 3,069.04 : x
  2. Step 2: Convert to fraction form
    5,427.52/7,488.96 = 3,069.04/x
  3. Step 3: Cross multiply
    5,427.52x = 7,488.96 × 3,069.04
  4. Step 4: Simplify right side
    5,427.52x = 22,983,917.80
  5. Step 5: Solve for x
    x = 22,983,917.80/5,427.52
  6. Step 6: Final answer
    x = 4,234.70

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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.