Home / 2,619.11-3,614.52-1,500.39

Finding the Fourth Proportional to 2,619.11, 3,614.52 and 1,500.39

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Solution

The fourth proportional to 2,619.11, 3,614.52 and 1,500.39 is: 2,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.11 : 3,614.52 = 1,500.39 : x
  2. Step 2: Convert to fraction form
    2,619.11/3,614.52 = 1,500.39/x
  3. Step 3: Cross multiply
    2,619.11x = 3,614.52 × 1,500.39
  4. Step 4: Simplify right side
    2,619.11x = 5,423,189.66
  5. Step 5: Solve for x
    x = 5,423,189.66/2,619.11
  6. Step 6: Final answer
    x = 2,070.63

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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.