Home / 4,049.72-5,568.42-3,459.20

Finding the Fourth Proportional to 4,049.72, 5,568.42 and 3,459.20

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Solution

The fourth proportional to 4,049.72, 5,568.42 and 3,459.20 is: 4,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.72 : 5,568.42 = 3,459.20 : x
  2. Step 2: Convert to fraction form
    4,049.72/5,568.42 = 3,459.20/x
  3. Step 3: Cross multiply
    4,049.72x = 5,568.42 × 3,459.20
  4. Step 4: Simplify right side
    4,049.72x = 19,262,278.46
  5. Step 5: Solve for x
    x = 19,262,278.46/4,049.72
  6. Step 6: Final answer
    x = 4,756.45

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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.