Home / 7,057.29-9,738.98-4,073.06

Finding the Fourth Proportional to 7,057.29, 9,738.98 and 4,073.06

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Solution

The fourth proportional to 7,057.29, 9,738.98 and 4,073.06 is: 5,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.29 : 9,738.98 = 4,073.06 : x
  2. Step 2: Convert to fraction form
    7,057.29/9,738.98 = 4,073.06/x
  3. Step 3: Cross multiply
    7,057.29x = 9,738.98 × 4,073.06
  4. Step 4: Simplify right side
    7,057.29x = 39,667,449.88
  5. Step 5: Solve for x
    x = 39,667,449.88/7,057.29
  6. Step 6: Final answer
    x = 5,620.78

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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.