Home / 3,821.76-5,727.63-3,326.04

Finding the Fourth Proportional to 3,821.76, 5,727.63 and 3,326.04

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Solution

The fourth proportional to 3,821.76, 5,727.63 and 3,326.04 is: 4,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.76 : 5,727.63 = 3,326.04 : x
  2. Step 2: Convert to fraction form
    3,821.76/5,727.63 = 3,326.04/x
  3. Step 3: Cross multiply
    3,821.76x = 5,727.63 × 3,326.04
  4. Step 4: Simplify right side
    3,821.76x = 19,050,326.49
  5. Step 5: Solve for x
    x = 19,050,326.49/3,821.76
  6. Step 6: Final answer
    x = 4,984.70

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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.