Home / 5,500.66-7,590.84-2,982.77

Finding the Fourth Proportional to 5,500.66, 7,590.84 and 2,982.77

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Solution

The fourth proportional to 5,500.66, 7,590.84 and 2,982.77 is: 4,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.66 : 7,590.84 = 2,982.77 : x
  2. Step 2: Convert to fraction form
    5,500.66/7,590.84 = 2,982.77/x
  3. Step 3: Cross multiply
    5,500.66x = 7,590.84 × 2,982.77
  4. Step 4: Simplify right side
    5,500.66x = 22,641,729.83
  5. Step 5: Solve for x
    x = 22,641,729.83/5,500.66
  6. Step 6: Final answer
    x = 4,116.18

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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.