Home / 10,091.02-15,135.42-2,696.13

Finding the Fourth Proportional to 10,091.02, 15,135.42 and 2,696.13

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Solution

The fourth proportional to 10,091.02, 15,135.42 and 2,696.13 is: 4,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.02 : 15,135.42 = 2,696.13 : x
  2. Step 2: Convert to fraction form
    10,091.02/15,135.42 = 2,696.13/x
  3. Step 3: Cross multiply
    10,091.02x = 15,135.42 × 2,696.13
  4. Step 4: Simplify right side
    10,091.02x = 40,807,059.92
  5. Step 5: Solve for x
    x = 40,807,059.92/10,091.02
  6. Step 6: Final answer
    x = 4,043.90

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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.