Home / 11,083.59-15,290.52-7,301.90

Finding the Fourth Proportional to 11,083.59, 15,290.52 and 7,301.90

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Solution

The fourth proportional to 11,083.59, 15,290.52 and 7,301.90 is: 10,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.59 : 15,290.52 = 7,301.90 : x
  2. Step 2: Convert to fraction form
    11,083.59/15,290.52 = 7,301.90/x
  3. Step 3: Cross multiply
    11,083.59x = 15,290.52 × 7,301.90
  4. Step 4: Simplify right side
    11,083.59x = 111,649,847.99
  5. Step 5: Solve for x
    x = 111,649,847.99/11,083.59
  6. Step 6: Final answer
    x = 10,073.44

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1.5x scale

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.