Home / 5,308.14-7,962.19-1,359.39

Finding the Fourth Proportional to 5,308.14, 7,962.19 and 1,359.39

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Solution

The fourth proportional to 5,308.14, 7,962.19 and 1,359.39 is: 2,039.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.14 : 7,962.19 = 1,359.39 : x
  2. Step 2: Convert to fraction form
    5,308.14/7,962.19 = 1,359.39/x
  3. Step 3: Cross multiply
    5,308.14x = 7,962.19 × 1,359.39
  4. Step 4: Simplify right side
    5,308.14x = 10,823,755.57
  5. Step 5: Solve for x
    x = 10,823,755.57/5,308.14
  6. Step 6: Final answer
    x = 2,039.08

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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.