Home / 1,963.29-2,706.60-1,332.84

Finding the Fourth Proportional to 1,963.29, 2,706.60 and 1,332.84

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Solution

The fourth proportional to 1,963.29, 2,706.60 and 1,332.84 is: 1,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.29 : 2,706.60 = 1,332.84 : x
  2. Step 2: Convert to fraction form
    1,963.29/2,706.60 = 1,332.84/x
  3. Step 3: Cross multiply
    1,963.29x = 2,706.60 × 1,332.84
  4. Step 4: Simplify right side
    1,963.29x = 3,607,464.74
  5. Step 5: Solve for x
    x = 3,607,464.74/1,963.29
  6. Step 6: Final answer
    x = 1,837.46

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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.