Home / 8,947.39-12,343.11-6,296.26

Finding the Fourth Proportional to 8,947.39, 12,343.11 and 6,296.26

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Solution

The fourth proportional to 8,947.39, 12,343.11 and 6,296.26 is: 8,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.39 : 12,343.11 = 6,296.26 : x
  2. Step 2: Convert to fraction form
    8,947.39/12,343.11 = 6,296.26/x
  3. Step 3: Cross multiply
    8,947.39x = 12,343.11 × 6,296.26
  4. Step 4: Simplify right side
    8,947.39x = 77,715,429.77
  5. Step 5: Solve for x
    x = 77,715,429.77/8,947.39
  6. Step 6: Final answer
    x = 8,685.82

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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.