Home / 5,454.78-8,180.68-2,333.22

Finding the Fourth Proportional to 5,454.78, 8,180.68 and 2,333.22

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Solution

The fourth proportional to 5,454.78, 8,180.68 and 2,333.22 is: 3,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.78 : 8,180.68 = 2,333.22 : x
  2. Step 2: Convert to fraction form
    5,454.78/8,180.68 = 2,333.22/x
  3. Step 3: Cross multiply
    5,454.78x = 8,180.68 × 2,333.22
  4. Step 4: Simplify right side
    5,454.78x = 19,087,326.19
  5. Step 5: Solve for x
    x = 19,087,326.19/5,454.78
  6. Step 6: Final answer
    x = 3,499.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.