Home / 2,618.43-3,610.76-1,733.91

Finding the Fourth Proportional to 2,618.43, 3,610.76 and 1,733.91

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Solution

The fourth proportional to 2,618.43, 3,610.76 and 1,733.91 is: 2,391.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618.43 : 3,610.76 = 1,733.91 : x
  2. Step 2: Convert to fraction form
    2,618.43/3,610.76 = 1,733.91/x
  3. Step 3: Cross multiply
    2,618.43x = 3,610.76 × 1,733.91
  4. Step 4: Simplify right side
    2,618.43x = 6,260,724.20
  5. Step 5: Solve for x
    x = 6,260,724.20/2,618.43
  6. Step 6: Final answer
    x = 2,391.02

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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.