Home / 4,377.33-6,561.42-3,278.36

Finding the Fourth Proportional to 4,377.33, 6,561.42 and 3,278.36

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Solution

The fourth proportional to 4,377.33, 6,561.42 and 3,278.36 is: 4,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.33 : 6,561.42 = 3,278.36 : x
  2. Step 2: Convert to fraction form
    4,377.33/6,561.42 = 3,278.36/x
  3. Step 3: Cross multiply
    4,377.33x = 6,561.42 × 3,278.36
  4. Step 4: Simplify right side
    4,377.33x = 21,510,664.06
  5. Step 5: Solve for x
    x = 21,510,664.06/4,377.33
  6. Step 6: Final answer
    x = 4,914.11

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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.