Home / 1,763.31-2,433.36-966.63

Finding the Fourth Proportional to 1,763.31, 2,433.36 and 966.63

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Solution

The fourth proportional to 1,763.31, 2,433.36 and 966.63 is: 1,333.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.31 : 2,433.36 = 966.63 : x
  2. Step 2: Convert to fraction form
    1,763.31/2,433.36 = 966.63/x
  3. Step 3: Cross multiply
    1,763.31x = 2,433.36 × 966.63
  4. Step 4: Simplify right side
    1,763.31x = 2,352,158.78
  5. Step 5: Solve for x
    x = 2,352,158.78/1,763.31
  6. Step 6: Final answer
    x = 1,333.95

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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.