Home / 2,506.62-3,741.99-2,178.66

Finding the Fourth Proportional to 2,506.62, 3,741.99 and 2,178.66

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Solution

The fourth proportional to 2,506.62, 3,741.99 and 2,178.66 is: 3,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.62 : 3,741.99 = 2,178.66 : x
  2. Step 2: Convert to fraction form
    2,506.62/3,741.99 = 2,178.66/x
  3. Step 3: Cross multiply
    2,506.62x = 3,741.99 × 2,178.66
  4. Step 4: Simplify right side
    2,506.62x = 8,152,523.93
  5. Step 5: Solve for x
    x = 8,152,523.93/2,506.62
  6. Step 6: Final answer
    x = 3,252.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.