Home / 5,500.35-7,590.53-2,982.46

Finding the Fourth Proportional to 5,500.35, 7,590.53 and 2,982.46

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Solution

The fourth proportional to 5,500.35, 7,590.53 and 2,982.46 is: 4,115.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.35 : 7,590.53 = 2,982.46 : x
  2. Step 2: Convert to fraction form
    5,500.35/7,590.53 = 2,982.46/x
  3. Step 3: Cross multiply
    5,500.35x = 7,590.53 × 2,982.46
  4. Step 4: Simplify right side
    5,500.35x = 22,638,452.10
  5. Step 5: Solve for x
    x = 22,638,452.10/5,500.35
  6. Step 6: Final answer
    x = 4,115.82

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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.