Home / 2,693.19-3,715.17-2,028.88

Finding the Fourth Proportional to 2,693.19, 3,715.17 and 2,028.88

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Solution

The fourth proportional to 2,693.19, 3,715.17 and 2,028.88 is: 2,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.19 : 3,715.17 = 2,028.88 : x
  2. Step 2: Convert to fraction form
    2,693.19/3,715.17 = 2,028.88/x
  3. Step 3: Cross multiply
    2,693.19x = 3,715.17 × 2,028.88
  4. Step 4: Simplify right side
    2,693.19x = 7,537,634.11
  5. Step 5: Solve for x
    x = 7,537,634.11/2,693.19
  6. Step 6: Final answer
    x = 2,798.78

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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.