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Finding the Fourth Proportional to 9,863.03, 13,610.97 and 5,886.47

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Solution

The fourth proportional to 9,863.03, 13,610.97 and 5,886.47 is: 8,123.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.03 : 13,610.97 = 5,886.47 : x
  2. Step 2: Convert to fraction form
    9,863.03/13,610.97 = 5,886.47/x
  3. Step 3: Cross multiply
    9,863.03x = 13,610.97 × 5,886.47
  4. Step 4: Simplify right side
    9,863.03x = 80,120,600.60
  5. Step 5: Solve for x
    x = 80,120,600.60/9,863.03
  6. Step 6: Final answer
    x = 8,123.32

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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.