Home / 2,577.21-3,864.09-2,084.22

Finding the Fourth Proportional to 2,577.21, 3,864.09 and 2,084.22

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Solution

The fourth proportional to 2,577.21, 3,864.09 and 2,084.22 is: 3,124.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.21 : 3,864.09 = 2,084.22 : x
  2. Step 2: Convert to fraction form
    2,577.21/3,864.09 = 2,084.22/x
  3. Step 3: Cross multiply
    2,577.21x = 3,864.09 × 2,084.22
  4. Step 4: Simplify right side
    2,577.21x = 8,053,613.66
  5. Step 5: Solve for x
    x = 8,053,613.66/2,577.21
  6. Step 6: Final answer
    x = 3,124.93

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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.