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Finding the Fourth Proportional to 1,966.76, 2,948.26 and 733.32

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Solution

The fourth proportional to 1,966.76, 2,948.26 and 733.32 is: 1,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.76 : 2,948.26 = 733.32 : x
  2. Step 2: Convert to fraction form
    1,966.76/2,948.26 = 733.32/x
  3. Step 3: Cross multiply
    1,966.76x = 2,948.26 × 733.32
  4. Step 4: Simplify right side
    1,966.76x = 2,162,018.02
  5. Step 5: Solve for x
    x = 2,162,018.02/1,966.76
  6. Step 6: Final answer
    x = 1,099.28

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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.