Home / 8,331.96-12,501.39-3,649.55

Finding the Fourth Proportional to 8,331.96, 12,501.39 and 3,649.55

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Solution

The fourth proportional to 8,331.96, 12,501.39 and 3,649.55 is: 5,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.96 : 12,501.39 = 3,649.55 : x
  2. Step 2: Convert to fraction form
    8,331.96/12,501.39 = 3,649.55/x
  3. Step 3: Cross multiply
    8,331.96x = 12,501.39 × 3,649.55
  4. Step 4: Simplify right side
    8,331.96x = 45,624,447.87
  5. Step 5: Solve for x
    x = 45,624,447.87/8,331.96
  6. Step 6: Final answer
    x = 5,475.84

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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.