Home / 3,824.04-5,277.48-2,231.18

Finding the Fourth Proportional to 3,824.04, 5,277.48 and 2,231.18

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Solution

The fourth proportional to 3,824.04, 5,277.48 and 2,231.18 is: 3,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.04 : 5,277.48 = 2,231.18 : x
  2. Step 2: Convert to fraction form
    3,824.04/5,277.48 = 2,231.18/x
  3. Step 3: Cross multiply
    3,824.04x = 5,277.48 × 2,231.18
  4. Step 4: Simplify right side
    3,824.04x = 11,774,981.44
  5. Step 5: Solve for x
    x = 11,774,981.44/3,824.04
  6. Step 6: Final answer
    x = 3,079.20

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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.