Home / 8,811.59-12,160.33-4,832.87

Finding the Fourth Proportional to 8,811.59, 12,160.33 and 4,832.87

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Solution

The fourth proportional to 8,811.59, 12,160.33 and 4,832.87 is: 6,669.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811.59 : 12,160.33 = 4,832.87 : x
  2. Step 2: Convert to fraction form
    8,811.59/12,160.33 = 4,832.87/x
  3. Step 3: Cross multiply
    8,811.59x = 12,160.33 × 4,832.87
  4. Step 4: Simplify right side
    8,811.59x = 58,769,221.16
  5. Step 5: Solve for x
    x = 58,769,221.16/8,811.59
  6. Step 6: Final answer
    x = 6,669.54

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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.