Home / 2,736.24-4,104.74-886.76

Finding the Fourth Proportional to 2,736.24, 4,104.74 and 886.76

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Solution

The fourth proportional to 2,736.24, 4,104.74 and 886.76 is: 1,330.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.24 : 4,104.74 = 886.76 : x
  2. Step 2: Convert to fraction form
    2,736.24/4,104.74 = 886.76/x
  3. Step 3: Cross multiply
    2,736.24x = 4,104.74 × 886.76
  4. Step 4: Simplify right side
    2,736.24x = 3,639,916.33
  5. Step 5: Solve for x
    x = 3,639,916.33/2,736.24
  6. Step 6: Final answer
    x = 1,330.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.