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Finding the Fourth Proportional to 1,752.97, 2,418.93 and 966.96

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Solution

The fourth proportional to 1,752.97, 2,418.93 and 966.96 is: 1,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.97 : 2,418.93 = 966.96 : x
  2. Step 2: Convert to fraction form
    1,752.97/2,418.93 = 966.96/x
  3. Step 3: Cross multiply
    1,752.97x = 2,418.93 × 966.96
  4. Step 4: Simplify right side
    1,752.97x = 2,339,011.28
  5. Step 5: Solve for x
    x = 2,339,011.28/1,752.97
  6. Step 6: Final answer
    x = 1,334.32

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1.5x scale

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.