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Finding the Fourth Proportional to 1,966.43, 2,948.27 and 733.51

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Solution

The fourth proportional to 1,966.43, 2,948.27 and 733.51 is: 1,099.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.43 : 2,948.27 = 733.51 : x
  2. Step 2: Convert to fraction form
    1,966.43/2,948.27 = 733.51/x
  3. Step 3: Cross multiply
    1,966.43x = 2,948.27 × 733.51
  4. Step 4: Simplify right side
    1,966.43x = 2,162,579.99
  5. Step 5: Solve for x
    x = 2,162,579.99/1,966.43
  6. Step 6: Final answer
    x = 1,099.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.