Home / 3,923.28-5,887.22-1,459.85

Finding the Fourth Proportional to 3,923.28, 5,887.22 and 1,459.85

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Solution

The fourth proportional to 3,923.28, 5,887.22 and 1,459.85 is: 2,190.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.28 : 5,887.22 = 1,459.85 : x
  2. Step 2: Convert to fraction form
    3,923.28/5,887.22 = 1,459.85/x
  3. Step 3: Cross multiply
    3,923.28x = 5,887.22 × 1,459.85
  4. Step 4: Simplify right side
    3,923.28x = 8,594,421.38
  5. Step 5: Solve for x
    x = 8,594,421.38/3,923.28
  6. Step 6: Final answer
    x = 2,190.62

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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.