Home / 10,778.72-14,874.60-6,062.96

Finding the Fourth Proportional to 10,778.72, 14,874.60 and 6,062.96

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Solution

The fourth proportional to 10,778.72, 14,874.60 and 6,062.96 is: 8,366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.72 : 14,874.60 = 6,062.96 : x
  2. Step 2: Convert to fraction form
    10,778.72/14,874.60 = 6,062.96/x
  3. Step 3: Cross multiply
    10,778.72x = 14,874.60 × 6,062.96
  4. Step 4: Simplify right side
    10,778.72x = 90,184,104.82
  5. Step 5: Solve for x
    x = 90,184,104.82/10,778.72
  6. Step 6: Final answer
    x = 8,366.87

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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.