Home / 8,454.45-11,664.51-5,098.32

Finding the Fourth Proportional to 8,454.45, 11,664.51 and 5,098.32

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Solution

The fourth proportional to 8,454.45, 11,664.51 and 5,098.32 is: 7,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454.45 : 11,664.51 = 5,098.32 : x
  2. Step 2: Convert to fraction form
    8,454.45/11,664.51 = 5,098.32/x
  3. Step 3: Cross multiply
    8,454.45x = 11,664.51 × 5,098.32
  4. Step 4: Simplify right side
    8,454.45x = 59,469,404.62
  5. Step 5: Solve for x
    x = 59,469,404.62/8,454.45
  6. Step 6: Final answer
    x = 7,034.10

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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.