Home / 10,512.06-15,766.11-3,936.84

Finding the Fourth Proportional to 10,512.06, 15,766.11 and 3,936.84

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Solution

The fourth proportional to 10,512.06, 15,766.11 and 3,936.84 is: 5,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.06 : 15,766.11 = 3,936.84 : x
  2. Step 2: Convert to fraction form
    10,512.06/15,766.11 = 3,936.84/x
  3. Step 3: Cross multiply
    10,512.06x = 15,766.11 × 3,936.84
  4. Step 4: Simplify right side
    10,512.06x = 62,068,652.49
  5. Step 5: Solve for x
    x = 62,068,652.49/10,512.06
  6. Step 6: Final answer
    x = 5,904.52

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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.