Home / 1,712.68-2,363.36-966.60

Finding the Fourth Proportional to 1,712.68, 2,363.36 and 966.60

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Solution

The fourth proportional to 1,712.68, 2,363.36 and 966.60 is: 1,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.68 : 2,363.36 = 966.60 : x
  2. Step 2: Convert to fraction form
    1,712.68/2,363.36 = 966.60/x
  3. Step 3: Cross multiply
    1,712.68x = 2,363.36 × 966.60
  4. Step 4: Simplify right side
    1,712.68x = 2,284,418.94
  5. Step 5: Solve for x
    x = 2,284,418.94/1,712.68
  6. Step 6: Final answer
    x = 1,333.83

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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.