Home / 3,718.16-5,131.08-2,062.16

Finding the Fourth Proportional to 3,718.16, 5,131.08 and 2,062.16

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Solution

The fourth proportional to 3,718.16, 5,131.08 and 2,062.16 is: 2,845.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.16 : 5,131.08 = 2,062.16 : x
  2. Step 2: Convert to fraction form
    3,718.16/5,131.08 = 2,062.16/x
  3. Step 3: Cross multiply
    3,718.16x = 5,131.08 × 2,062.16
  4. Step 4: Simplify right side
    3,718.16x = 10,581,107.93
  5. Step 5: Solve for x
    x = 10,581,107.93/3,718.16
  6. Step 6: Final answer
    x = 2,845.79

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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.