Home / 2,176.84-3,262.65-1,252.81

Finding the Fourth Proportional to 2,176.84, 3,262.65 and 1,252.81

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Solution

The fourth proportional to 2,176.84, 3,262.65 and 1,252.81 is: 1,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.84 : 3,262.65 = 1,252.81 : x
  2. Step 2: Convert to fraction form
    2,176.84/3,262.65 = 1,252.81/x
  3. Step 3: Cross multiply
    2,176.84x = 3,262.65 × 1,252.81
  4. Step 4: Simplify right side
    2,176.84x = 4,087,480.55
  5. Step 5: Solve for x
    x = 4,087,480.55/2,176.84
  6. Step 6: Final answer
    x = 1,877.71

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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.