Home / 4,107.30-5,667.76-2,428.58

Finding the Fourth Proportional to 4,107.30, 5,667.76 and 2,428.58

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Solution

The fourth proportional to 4,107.30, 5,667.76 and 2,428.58 is: 3,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.30 : 5,667.76 = 2,428.58 : x
  2. Step 2: Convert to fraction form
    4,107.30/5,667.76 = 2,428.58/x
  3. Step 3: Cross multiply
    4,107.30x = 5,667.76 × 2,428.58
  4. Step 4: Simplify right side
    4,107.30x = 13,764,608.58
  5. Step 5: Solve for x
    x = 13,764,608.58/4,107.30
  6. Step 6: Final answer
    x = 3,351.25

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1.5x scale

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.