Home / 10,486.89-15,704.28-6,091.02

Finding the Fourth Proportional to 10,486.89, 15,704.28 and 6,091.02

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Solution

The fourth proportional to 10,486.89, 15,704.28 and 6,091.02 is: 9,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486.89 : 15,704.28 = 6,091.02 : x
  2. Step 2: Convert to fraction form
    10,486.89/15,704.28 = 6,091.02/x
  3. Step 3: Cross multiply
    10,486.89x = 15,704.28 × 6,091.02
  4. Step 4: Simplify right side
    10,486.89x = 95,655,083.57
  5. Step 5: Solve for x
    x = 95,655,083.57/10,486.89
  6. Step 6: Final answer
    x = 9,121.40

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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.