Home / 3,475.68-5,215.52-2,017.60

Finding the Fourth Proportional to 3,475.68, 5,215.52 and 2,017.60

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Solution

The fourth proportional to 3,475.68, 5,215.52 and 2,017.60 is: 3,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.68 : 5,215.52 = 2,017.60 : x
  2. Step 2: Convert to fraction form
    3,475.68/5,215.52 = 2,017.60/x
  3. Step 3: Cross multiply
    3,475.68x = 5,215.52 × 2,017.60
  4. Step 4: Simplify right side
    3,475.68x = 10,522,833.15
  5. Step 5: Solve for x
    x = 10,522,833.15/3,475.68
  6. Step 6: Final answer
    x = 3,027.56

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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.