Home / 8,296.24-12,415.11-5,177.71

Finding the Fourth Proportional to 8,296.24, 12,415.11 and 5,177.71

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Solution

The fourth proportional to 8,296.24, 12,415.11 and 5,177.71 is: 7,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.24 : 12,415.11 = 5,177.71 : x
  2. Step 2: Convert to fraction form
    8,296.24/12,415.11 = 5,177.71/x
  3. Step 3: Cross multiply
    8,296.24x = 12,415.11 × 5,177.71
  4. Step 4: Simplify right side
    8,296.24x = 64,281,821.10
  5. Step 5: Solve for x
    x = 64,281,821.10/8,296.24
  6. Step 6: Final answer
    x = 7,748.31

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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.