Home / 2,527.22-3,783.84-1,291.97

Finding the Fourth Proportional to 2,527.22, 3,783.84 and 1,291.97

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Solution

The fourth proportional to 2,527.22, 3,783.84 and 1,291.97 is: 1,934.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.22 : 3,783.84 = 1,291.97 : x
  2. Step 2: Convert to fraction form
    2,527.22/3,783.84 = 1,291.97/x
  3. Step 3: Cross multiply
    2,527.22x = 3,783.84 × 1,291.97
  4. Step 4: Simplify right side
    2,527.22x = 4,888,607.76
  5. Step 5: Solve for x
    x = 4,888,607.76/2,527.22
  6. Step 6: Final answer
    x = 1,934.38

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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.