Home / 2,826.68-4,233.06-1,851.80

Finding the Fourth Proportional to 2,826.68, 4,233.06 and 1,851.80

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Solution

The fourth proportional to 2,826.68, 4,233.06 and 1,851.80 is: 2,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.68 : 4,233.06 = 1,851.80 : x
  2. Step 2: Convert to fraction form
    2,826.68/4,233.06 = 1,851.80/x
  3. Step 3: Cross multiply
    2,826.68x = 4,233.06 × 1,851.80
  4. Step 4: Simplify right side
    2,826.68x = 7,838,780.51
  5. Step 5: Solve for x
    x = 7,838,780.51/2,826.68
  6. Step 6: Final answer
    x = 2,773.14

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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.