Home / 2,718.33-4,057.91-2,515.47

Finding the Fourth Proportional to 2,718.33, 4,057.91 and 2,515.47

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Solution

The fourth proportional to 2,718.33, 4,057.91 and 2,515.47 is: 3,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.33 : 4,057.91 = 2,515.47 : x
  2. Step 2: Convert to fraction form
    2,718.33/4,057.91 = 2,515.47/x
  3. Step 3: Cross multiply
    2,718.33x = 4,057.91 × 2,515.47
  4. Step 4: Simplify right side
    2,718.33x = 10,207,538.29
  5. Step 5: Solve for x
    x = 10,207,538.29/2,718.33
  6. Step 6: Final answer
    x = 3,755.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.