Home / 3,047.14-4,201.22-2,487.04

Finding the Fourth Proportional to 3,047.14, 4,201.22 and 2,487.04

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Solution

The fourth proportional to 3,047.14, 4,201.22 and 2,487.04 is: 3,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.14 : 4,201.22 = 2,487.04 : x
  2. Step 2: Convert to fraction form
    3,047.14/4,201.22 = 2,487.04/x
  3. Step 3: Cross multiply
    3,047.14x = 4,201.22 × 2,487.04
  4. Step 4: Simplify right side
    3,047.14x = 10,448,602.19
  5. Step 5: Solve for x
    x = 10,448,602.19/3,047.14
  6. Step 6: Final answer
    x = 3,428.99

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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.