Home / 5,346.22-7,377.71-3,108.90

Finding the Fourth Proportional to 5,346.22, 7,377.71 and 3,108.90

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Solution

The fourth proportional to 5,346.22, 7,377.71 and 3,108.90 is: 4,290.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.22 : 7,377.71 = 3,108.90 : x
  2. Step 2: Convert to fraction form
    5,346.22/7,377.71 = 3,108.90/x
  3. Step 3: Cross multiply
    5,346.22x = 7,377.71 × 3,108.90
  4. Step 4: Simplify right side
    5,346.22x = 22,936,562.62
  5. Step 5: Solve for x
    x = 22,936,562.62/5,346.22
  6. Step 6: Final answer
    x = 4,290.24

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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.