Home / 2,983.92-4,117.89-1,657.59

Finding the Fourth Proportional to 2,983.92, 4,117.89 and 1,657.59

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Solution

The fourth proportional to 2,983.92, 4,117.89 and 1,657.59 is: 2,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.92 : 4,117.89 = 1,657.59 : x
  2. Step 2: Convert to fraction form
    2,983.92/4,117.89 = 1,657.59/x
  3. Step 3: Cross multiply
    2,983.92x = 4,117.89 × 1,657.59
  4. Step 4: Simplify right side
    2,983.92x = 6,825,773.29
  5. Step 5: Solve for x
    x = 6,825,773.29/2,983.92
  6. Step 6: Final answer
    x = 2,287.52

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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.