Home / 2,176.13-3,268.65-1,436.83

Finding the Fourth Proportional to 2,176.13, 3,268.65 and 1,436.83

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Solution

The fourth proportional to 2,176.13, 3,268.65 and 1,436.83 is: 2,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.13 : 3,268.65 = 1,436.83 : x
  2. Step 2: Convert to fraction form
    2,176.13/3,268.65 = 1,436.83/x
  3. Step 3: Cross multiply
    2,176.13x = 3,268.65 × 1,436.83
  4. Step 4: Simplify right side
    2,176.13x = 4,696,491.60
  5. Step 5: Solve for x
    x = 4,696,491.60/2,176.13
  6. Step 6: Final answer
    x = 2,158.18

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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.