Home / 3,042.24-4,198.56-1,715.88

Finding the Fourth Proportional to 3,042.24, 4,198.56 and 1,715.88

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Solution

The fourth proportional to 3,042.24, 4,198.56 and 1,715.88 is: 2,368.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.24 : 4,198.56 = 1,715.88 : x
  2. Step 2: Convert to fraction form
    3,042.24/4,198.56 = 1,715.88/x
  3. Step 3: Cross multiply
    3,042.24x = 4,198.56 × 1,715.88
  4. Step 4: Simplify right side
    3,042.24x = 7,204,225.13
  5. Step 5: Solve for x
    x = 7,204,225.13/3,042.24
  6. Step 6: Final answer
    x = 2,368.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.