Home / 5,353.80-7,388.18-2,995.96

Finding the Fourth Proportional to 5,353.80, 7,388.18 and 2,995.96

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Solution

The fourth proportional to 5,353.80, 7,388.18 and 2,995.96 is: 4,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.80 : 7,388.18 = 2,995.96 : x
  2. Step 2: Convert to fraction form
    5,353.80/7,388.18 = 2,995.96/x
  3. Step 3: Cross multiply
    5,353.80x = 7,388.18 × 2,995.96
  4. Step 4: Simplify right side
    5,353.80x = 22,134,691.75
  5. Step 5: Solve for x
    x = 22,134,691.75/5,353.80
  6. Step 6: Final answer
    x = 4,134.39

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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.