Home / 2,798.28-4,199.51-1,044.90

Finding the Fourth Proportional to 2,798.28, 4,199.51 and 1,044.90

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Solution

The fourth proportional to 2,798.28, 4,199.51 and 1,044.90 is: 1,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.28 : 4,199.51 = 1,044.90 : x
  2. Step 2: Convert to fraction form
    2,798.28/4,199.51 = 1,044.90/x
  3. Step 3: Cross multiply
    2,798.28x = 4,199.51 × 1,044.90
  4. Step 4: Simplify right side
    2,798.28x = 4,388,070.61
  5. Step 5: Solve for x
    x = 4,388,070.61/2,798.28
  6. Step 6: Final answer
    x = 1,568.13

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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.