Home / 2,983.43-4,117.16-1,657.13

Finding the Fourth Proportional to 2,983.43, 4,117.16 and 1,657.13

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Solution

The fourth proportional to 2,983.43, 4,117.16 and 1,657.13 is: 2,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.43 : 4,117.16 = 1,657.13 : x
  2. Step 2: Convert to fraction form
    2,983.43/4,117.16 = 1,657.13/x
  3. Step 3: Cross multiply
    2,983.43x = 4,117.16 × 1,657.13
  4. Step 4: Simplify right side
    2,983.43x = 6,822,652.91
  5. Step 5: Solve for x
    x = 6,822,652.91/2,983.43
  6. Step 6: Final answer
    x = 2,286.85

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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.