Home / 3,642.24-5,028.69-3,248.58

Finding the Fourth Proportional to 3,642.24, 5,028.69 and 3,248.58

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Solution

The fourth proportional to 3,642.24, 5,028.69 and 3,248.58 is: 4,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.24 : 5,028.69 = 3,248.58 : x
  2. Step 2: Convert to fraction form
    3,642.24/5,028.69 = 3,248.58/x
  3. Step 3: Cross multiply
    3,642.24x = 5,028.69 × 3,248.58
  4. Step 4: Simplify right side
    3,642.24x = 16,336,101.76
  5. Step 5: Solve for x
    x = 16,336,101.76/3,642.24
  6. Step 6: Final answer
    x = 4,485.18

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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.