Home / 10,826.97-16,240.46-3,812.18

Finding the Fourth Proportional to 10,826.97, 16,240.46 and 3,812.18

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Solution

The fourth proportional to 10,826.97, 16,240.46 and 3,812.18 is: 5,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.97 : 16,240.46 = 3,812.18 : x
  2. Step 2: Convert to fraction form
    10,826.97/16,240.46 = 3,812.18/x
  3. Step 3: Cross multiply
    10,826.97x = 16,240.46 × 3,812.18
  4. Step 4: Simplify right side
    10,826.97x = 61,911,456.54
  5. Step 5: Solve for x
    x = 61,911,456.54/10,826.97
  6. Step 6: Final answer
    x = 5,718.26

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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.