Home / 8,263.74-12,402.69-3,336.92

Finding the Fourth Proportional to 8,263.74, 12,402.69 and 3,336.92

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Solution

The fourth proportional to 8,263.74, 12,402.69 and 3,336.92 is: 5,008.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.74 : 12,402.69 = 3,336.92 : x
  2. Step 2: Convert to fraction form
    8,263.74/12,402.69 = 3,336.92/x
  3. Step 3: Cross multiply
    8,263.74x = 12,402.69 × 3,336.92
  4. Step 4: Simplify right side
    8,263.74x = 41,386,722.30
  5. Step 5: Solve for x
    x = 41,386,722.30/8,263.74
  6. Step 6: Final answer
    x = 5,008.23

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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.