Home / 3,002.57-4,143.86-1,884.36

Finding the Fourth Proportional to 3,002.57, 4,143.86 and 1,884.36

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Solution

The fourth proportional to 3,002.57, 4,143.86 and 1,884.36 is: 2,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.57 : 4,143.86 = 1,884.36 : x
  2. Step 2: Convert to fraction form
    3,002.57/4,143.86 = 1,884.36/x
  3. Step 3: Cross multiply
    3,002.57x = 4,143.86 × 1,884.36
  4. Step 4: Simplify right side
    3,002.57x = 7,808,514.61
  5. Step 5: Solve for x
    x = 7,808,514.61/3,002.57
  6. Step 6: Final answer
    x = 2,600.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.