Home / 3,248.51-4,878.23-3,222.99

Finding the Fourth Proportional to 3,248.51, 4,878.23 and 3,222.99

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Solution

The fourth proportional to 3,248.51, 4,878.23 and 3,222.99 is: 4,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.51 : 4,878.23 = 3,222.99 : x
  2. Step 2: Convert to fraction form
    3,248.51/4,878.23 = 3,222.99/x
  3. Step 3: Cross multiply
    3,248.51x = 4,878.23 × 3,222.99
  4. Step 4: Simplify right side
    3,248.51x = 15,722,470.39
  5. Step 5: Solve for x
    x = 15,722,470.39/3,248.51
  6. Step 6: Final answer
    x = 4,839.91

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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.