Home / 3,160.50-4,346.91-2,766.84

Finding the Fourth Proportional to 3,160.50, 4,346.91 and 2,766.84

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Solution

The fourth proportional to 3,160.50, 4,346.91 and 2,766.84 is: 3,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.50 : 4,346.91 = 2,766.84 : x
  2. Step 2: Convert to fraction form
    3,160.50/4,346.91 = 2,766.84/x
  3. Step 3: Cross multiply
    3,160.50x = 4,346.91 × 2,766.84
  4. Step 4: Simplify right side
    3,160.50x = 12,027,204.46
  5. Step 5: Solve for x
    x = 12,027,204.46/3,160.50
  6. Step 6: Final answer
    x = 3,805.48

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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.