Home / 3,143.17-4,337.69-1,884.43

Finding the Fourth Proportional to 3,143.17, 4,337.69 and 1,884.43

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Solution

The fourth proportional to 3,143.17, 4,337.69 and 1,884.43 is: 2,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.17 : 4,337.69 = 1,884.43 : x
  2. Step 2: Convert to fraction form
    3,143.17/4,337.69 = 1,884.43/x
  3. Step 3: Cross multiply
    3,143.17x = 4,337.69 × 1,884.43
  4. Step 4: Simplify right side
    3,143.17x = 8,174,042.06
  5. Step 5: Solve for x
    x = 8,174,042.06/3,143.17
  6. Step 6: Final answer
    x = 2,600.58

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1.5x scale

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.