Home / 3,386.52-5,081.70-1,335.96

Finding the Fourth Proportional to 3,386.52, 5,081.70 and 1,335.96

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Solution

The fourth proportional to 3,386.52, 5,081.70 and 1,335.96 is: 2,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.52 : 5,081.70 = 1,335.96 : x
  2. Step 2: Convert to fraction form
    3,386.52/5,081.70 = 1,335.96/x
  3. Step 3: Cross multiply
    3,386.52x = 5,081.70 × 1,335.96
  4. Step 4: Simplify right side
    3,386.52x = 6,788,947.93
  5. Step 5: Solve for x
    x = 6,788,947.93/3,386.52
  6. Step 6: Final answer
    x = 2,004.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.