Home / 2,773.15-3,824.40-2,066.74

Finding the Fourth Proportional to 2,773.15, 3,824.40 and 2,066.74

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Solution

The fourth proportional to 2,773.15, 3,824.40 and 2,066.74 is: 2,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.15 : 3,824.40 = 2,066.74 : x
  2. Step 2: Convert to fraction form
    2,773.15/3,824.40 = 2,066.74/x
  3. Step 3: Cross multiply
    2,773.15x = 3,824.40 × 2,066.74
  4. Step 4: Simplify right side
    2,773.15x = 7,904,040.46
  5. Step 5: Solve for x
    x = 7,904,040.46/2,773.15
  6. Step 6: Final answer
    x = 2,850.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.