Home / 4,149.99-5,728.37-2,471.92

Finding the Fourth Proportional to 4,149.99, 5,728.37 and 2,471.92

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Solution

The fourth proportional to 4,149.99, 5,728.37 and 2,471.92 is: 3,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.99 : 5,728.37 = 2,471.92 : x
  2. Step 2: Convert to fraction form
    4,149.99/5,728.37 = 2,471.92/x
  3. Step 3: Cross multiply
    4,149.99x = 5,728.37 × 2,471.92
  4. Step 4: Simplify right side
    4,149.99x = 14,160,045.69
  5. Step 5: Solve for x
    x = 14,160,045.69/4,149.99
  6. Step 6: Final answer
    x = 3,412.07

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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.