Home / 5,331.60-7,997.34-2,407.86

Finding the Fourth Proportional to 5,331.60, 7,997.34 and 2,407.86

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Solution

The fourth proportional to 5,331.60, 7,997.34 and 2,407.86 is: 3,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.60 : 7,997.34 = 2,407.86 : x
  2. Step 2: Convert to fraction form
    5,331.60/7,997.34 = 2,407.86/x
  3. Step 3: Cross multiply
    5,331.60x = 7,997.34 × 2,407.86
  4. Step 4: Simplify right side
    5,331.60x = 19,256,475.09
  5. Step 5: Solve for x
    x = 19,256,475.09/5,331.60
  6. Step 6: Final answer
    x = 3,611.76

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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.