Home / 8,043.78-11,100.88-4,508.13

Finding the Fourth Proportional to 8,043.78, 11,100.88 and 4,508.13

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Solution

The fourth proportional to 8,043.78, 11,100.88 and 4,508.13 is: 6,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.78 : 11,100.88 = 4,508.13 : x
  2. Step 2: Convert to fraction form
    8,043.78/11,100.88 = 4,508.13/x
  3. Step 3: Cross multiply
    8,043.78x = 11,100.88 × 4,508.13
  4. Step 4: Simplify right side
    8,043.78x = 50,044,210.15
  5. Step 5: Solve for x
    x = 50,044,210.15/8,043.78
  6. Step 6: Final answer
    x = 6,221.48

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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.