Home / 3,332.96-5,000.32-1,386.54

Finding the Fourth Proportional to 3,332.96, 5,000.32 and 1,386.54

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Solution

The fourth proportional to 3,332.96, 5,000.32 and 1,386.54 is: 2,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.96 : 5,000.32 = 1,386.54 : x
  2. Step 2: Convert to fraction form
    3,332.96/5,000.32 = 1,386.54/x
  3. Step 3: Cross multiply
    3,332.96x = 5,000.32 × 1,386.54
  4. Step 4: Simplify right side
    3,332.96x = 6,933,143.69
  5. Step 5: Solve for x
    x = 6,933,143.69/3,332.96
  6. Step 6: Final answer
    x = 2,080.18

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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.