Home / 10,091.88-15,111.90-6,184.44

Finding the Fourth Proportional to 10,091.88, 15,111.90 and 6,184.44

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Solution

The fourth proportional to 10,091.88, 15,111.90 and 6,184.44 is: 9,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.88 : 15,111.90 = 6,184.44 : x
  2. Step 2: Convert to fraction form
    10,091.88/15,111.90 = 6,184.44/x
  3. Step 3: Cross multiply
    10,091.88x = 15,111.90 × 6,184.44
  4. Step 4: Simplify right side
    10,091.88x = 93,458,638.84
  5. Step 5: Solve for x
    x = 93,458,638.84/10,091.88
  6. Step 6: Final answer
    x = 9,260.78

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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.