Home / 2,330.84-3,216.57-1,268.61

Finding the Fourth Proportional to 2,330.84, 3,216.57 and 1,268.61

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Solution

The fourth proportional to 2,330.84, 3,216.57 and 1,268.61 is: 1,750.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.84 : 3,216.57 = 1,268.61 : x
  2. Step 2: Convert to fraction form
    2,330.84/3,216.57 = 1,268.61/x
  3. Step 3: Cross multiply
    2,330.84x = 3,216.57 × 1,268.61
  4. Step 4: Simplify right side
    2,330.84x = 4,080,572.87
  5. Step 5: Solve for x
    x = 4,080,572.87/2,330.84
  6. Step 6: Final answer
    x = 1,750.69

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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.