Home / 8,296.28-12,450.44-6,221.87

Finding the Fourth Proportional to 8,296.28, 12,450.44 and 6,221.87

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Solution

The fourth proportional to 8,296.28, 12,450.44 and 6,221.87 is: 9,337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.28 : 12,450.44 = 6,221.87 : x
  2. Step 2: Convert to fraction form
    8,296.28/12,450.44 = 6,221.87/x
  3. Step 3: Cross multiply
    8,296.28x = 12,450.44 × 6,221.87
  4. Step 4: Simplify right side
    8,296.28x = 77,464,925.76
  5. Step 5: Solve for x
    x = 77,464,925.76/8,296.28
  6. Step 6: Final answer
    x = 9,337.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.