Home / 3,435.80-5,141.38-2,975.16

Finding the Fourth Proportional to 3,435.80, 5,141.38 and 2,975.16

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Solution

The fourth proportional to 3,435.80, 5,141.38 and 2,975.16 is: 4,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.80 : 5,141.38 = 2,975.16 : x
  2. Step 2: Convert to fraction form
    3,435.80/5,141.38 = 2,975.16/x
  3. Step 3: Cross multiply
    3,435.80x = 5,141.38 × 2,975.16
  4. Step 4: Simplify right side
    3,435.80x = 15,296,428.12
  5. Step 5: Solve for x
    x = 15,296,428.12/3,435.80
  6. Step 6: Final answer
    x = 4,452.07

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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.