Home / 10,630.86-15,946.11-3,705.18

Finding the Fourth Proportional to 10,630.86, 15,946.11 and 3,705.18

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Solution

The fourth proportional to 10,630.86, 15,946.11 and 3,705.18 is: 5,557.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.86 : 15,946.11 = 3,705.18 : x
  2. Step 2: Convert to fraction form
    10,630.86/15,946.11 = 3,705.18/x
  3. Step 3: Cross multiply
    10,630.86x = 15,946.11 × 3,705.18
  4. Step 4: Simplify right side
    10,630.86x = 59,083,207.85
  5. Step 5: Solve for x
    x = 59,083,207.85/10,630.86
  6. Step 6: Final answer
    x = 5,557.71

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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.