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Finding the Fourth Proportional to 733.76, 1,010.76 and 701.36

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Solution

The fourth proportional to 733.76, 1,010.76 and 701.36 is: 966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.76 : 1,010.76 = 701.36 : x
  2. Step 2: Convert to fraction form
    733.76/1,010.76 = 701.36/x
  3. Step 3: Cross multiply
    733.76x = 1,010.76 × 701.36
  4. Step 4: Simplify right side
    733.76x = 708,906.63
  5. Step 5: Solve for x
    x = 708,906.63/733.76
  6. Step 6: Final answer
    x = 966.13

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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.