Home / 2,984.19-4,117.83-1,657.71

Finding the Fourth Proportional to 2,984.19, 4,117.83 and 1,657.71

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Solution

The fourth proportional to 2,984.19, 4,117.83 and 1,657.71 is: 2,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.19 : 4,117.83 = 1,657.71 : x
  2. Step 2: Convert to fraction form
    2,984.19/4,117.83 = 1,657.71/x
  3. Step 3: Cross multiply
    2,984.19x = 4,117.83 × 1,657.71
  4. Step 4: Simplify right side
    2,984.19x = 6,826,167.97
  5. Step 5: Solve for x
    x = 6,826,167.97/2,984.19
  6. Step 6: Final answer
    x = 2,287.44

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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.