Home / 2,693.11-3,715.72-1,615.95

Finding the Fourth Proportional to 2,693.11, 3,715.72 and 1,615.95

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Solution

The fourth proportional to 2,693.11, 3,715.72 and 1,615.95 is: 2,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.11 : 3,715.72 = 1,615.95 : x
  2. Step 2: Convert to fraction form
    2,693.11/3,715.72 = 1,615.95/x
  3. Step 3: Cross multiply
    2,693.11x = 3,715.72 × 1,615.95
  4. Step 4: Simplify right side
    2,693.11x = 6,004,417.73
  5. Step 5: Solve for x
    x = 6,004,417.73/2,693.11
  6. Step 6: Final answer
    x = 2,229.55

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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.