Home / 8,180.28-12,267.81-2,632.33

Finding the Fourth Proportional to 8,180.28, 12,267.81 and 2,632.33

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Solution

The fourth proportional to 8,180.28, 12,267.81 and 2,632.33 is: 3,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.28 : 12,267.81 = 2,632.33 : x
  2. Step 2: Convert to fraction form
    8,180.28/12,267.81 = 2,632.33/x
  3. Step 3: Cross multiply
    8,180.28x = 12,267.81 × 2,632.33
  4. Step 4: Simplify right side
    8,180.28x = 32,292,893.63
  5. Step 5: Solve for x
    x = 32,292,893.63/8,180.28
  6. Step 6: Final answer
    x = 3,947.65

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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.