Home / 7,218.29-10,828.13-2,834.73

Finding the Fourth Proportional to 7,218.29, 10,828.13 and 2,834.73

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Solution

The fourth proportional to 7,218.29, 10,828.13 and 2,834.73 is: 4,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.29 : 10,828.13 = 2,834.73 : x
  2. Step 2: Convert to fraction form
    7,218.29/10,828.13 = 2,834.73/x
  3. Step 3: Cross multiply
    7,218.29x = 10,828.13 × 2,834.73
  4. Step 4: Simplify right side
    7,218.29x = 30,694,810.78
  5. Step 5: Solve for x
    x = 30,694,810.78/7,218.29
  6. Step 6: Final answer
    x = 4,252.36

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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.