Home / 2,851.52-4,278.08-1,002.83

Finding the Fourth Proportional to 2,851.52, 4,278.08 and 1,002.83

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Solution

The fourth proportional to 2,851.52, 4,278.08 and 1,002.83 is: 1,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.52 : 4,278.08 = 1,002.83 : x
  2. Step 2: Convert to fraction form
    2,851.52/4,278.08 = 1,002.83/x
  3. Step 3: Cross multiply
    2,851.52x = 4,278.08 × 1,002.83
  4. Step 4: Simplify right side
    2,851.52x = 4,290,168.08
  5. Step 5: Solve for x
    x = 4,290,168.08/2,851.52
  6. Step 6: Final answer
    x = 1,504.52

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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.