Home / 4,125.16-5,690.73-2,708.29

Finding the Fourth Proportional to 4,125.16, 5,690.73 and 2,708.29

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Solution

The fourth proportional to 4,125.16, 5,690.73 and 2,708.29 is: 3,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.16 : 5,690.73 = 2,708.29 : x
  2. Step 2: Convert to fraction form
    4,125.16/5,690.73 = 2,708.29/x
  3. Step 3: Cross multiply
    4,125.16x = 5,690.73 × 2,708.29
  4. Step 4: Simplify right side
    4,125.16x = 15,412,147.15
  5. Step 5: Solve for x
    x = 15,412,147.15/4,125.16
  6. Step 6: Final answer
    x = 3,736.13

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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.