Home / 5,008.03-7,512.56-1,310.29

Finding the Fourth Proportional to 5,008.03, 7,512.56 and 1,310.29

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Solution

The fourth proportional to 5,008.03, 7,512.56 and 1,310.29 is: 1,965.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.03 : 7,512.56 = 1,310.29 : x
  2. Step 2: Convert to fraction form
    5,008.03/7,512.56 = 1,310.29/x
  3. Step 3: Cross multiply
    5,008.03x = 7,512.56 × 1,310.29
  4. Step 4: Simplify right side
    5,008.03x = 9,843,656.21
  5. Step 5: Solve for x
    x = 9,843,656.21/5,008.03
  6. Step 6: Final answer
    x = 1,965.57

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1.5x scale

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.