Home / 6,145.05-9,215.75-2,248.55

Finding the Fourth Proportional to 6,145.05, 9,215.75 and 2,248.55

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Solution

The fourth proportional to 6,145.05, 9,215.75 and 2,248.55 is: 3,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.05 : 9,215.75 = 2,248.55 : x
  2. Step 2: Convert to fraction form
    6,145.05/9,215.75 = 2,248.55/x
  3. Step 3: Cross multiply
    6,145.05x = 9,215.75 × 2,248.55
  4. Step 4: Simplify right side
    6,145.05x = 20,722,074.66
  5. Step 5: Solve for x
    x = 20,722,074.66/6,145.05
  6. Step 6: Final answer
    x = 3,372.16

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1.5x scale

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.