Home / 3,410.30-5,107.88-1,948.52

Finding the Fourth Proportional to 3,410.30, 5,107.88 and 1,948.52

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Solution

The fourth proportional to 3,410.30, 5,107.88 and 1,948.52 is: 2,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.30 : 5,107.88 = 1,948.52 : x
  2. Step 2: Convert to fraction form
    3,410.30/5,107.88 = 1,948.52/x
  3. Step 3: Cross multiply
    3,410.30x = 5,107.88 × 1,948.52
  4. Step 4: Simplify right side
    3,410.30x = 9,952,806.34
  5. Step 5: Solve for x
    x = 9,952,806.34/3,410.30
  6. Step 6: Final answer
    x = 2,918.45

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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.