Home / 4,377.93-6,561.41-2,187.27

Finding the Fourth Proportional to 4,377.93, 6,561.41 and 2,187.27

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Solution

The fourth proportional to 4,377.93, 6,561.41 and 2,187.27 is: 3,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.93 : 6,561.41 = 2,187.27 : x
  2. Step 2: Convert to fraction form
    4,377.93/6,561.41 = 2,187.27/x
  3. Step 3: Cross multiply
    4,377.93x = 6,561.41 × 2,187.27
  4. Step 4: Simplify right side
    4,377.93x = 14,351,575.25
  5. Step 5: Solve for x
    x = 14,351,575.25/4,377.93
  6. Step 6: Final answer
    x = 3,278.16

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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.