Home / 5,008.08-7,512.55-1,310.31

Finding the Fourth Proportional to 5,008.08, 7,512.55 and 1,310.31

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Solution

The fourth proportional to 5,008.08, 7,512.55 and 1,310.31 is: 1,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.08 : 7,512.55 = 1,310.31 : x
  2. Step 2: Convert to fraction form
    5,008.08/7,512.55 = 1,310.31/x
  3. Step 3: Cross multiply
    5,008.08x = 7,512.55 × 1,310.31
  4. Step 4: Simplify right side
    5,008.08x = 9,843,769.39
  5. Step 5: Solve for x
    x = 9,843,769.39/5,008.08
  6. Step 6: Final answer
    x = 1,965.58

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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.