Home / 4,399.68-6,079.20-4,242.06

Finding the Fourth Proportional to 4,399.68, 6,079.20 and 4,242.06

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Solution

The fourth proportional to 4,399.68, 6,079.20 and 4,242.06 is: 5,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.68 : 6,079.20 = 4,242.06 : x
  2. Step 2: Convert to fraction form
    4,399.68/6,079.20 = 4,242.06/x
  3. Step 3: Cross multiply
    4,399.68x = 6,079.20 × 4,242.06
  4. Step 4: Simplify right side
    4,399.68x = 25,788,331.15
  5. Step 5: Solve for x
    x = 25,788,331.15/4,399.68
  6. Step 6: Final answer
    x = 5,861.41

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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.