Home / 8,041.78-11,098.57-4,897.97

Finding the Fourth Proportional to 8,041.78, 11,098.57 and 4,897.97

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Solution

The fourth proportional to 8,041.78, 11,098.57 and 4,897.97 is: 6,759.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041.78 : 11,098.57 = 4,897.97 : x
  2. Step 2: Convert to fraction form
    8,041.78/11,098.57 = 4,897.97/x
  3. Step 3: Cross multiply
    8,041.78x = 11,098.57 × 4,897.97
  4. Step 4: Simplify right side
    8,041.78x = 54,360,445.97
  5. Step 5: Solve for x
    x = 54,360,445.97/8,041.78
  6. Step 6: Final answer
    x = 6,759.75

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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.