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Finding the Fourth Proportional to 957.06, 1,319.54 and 733.26

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Solution

The fourth proportional to 957.06, 1,319.54 and 733.26 is: 1,010.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    957.06 : 1,319.54 = 733.26 : x
  2. Step 2: Convert to fraction form
    957.06/1,319.54 = 733.26/x
  3. Step 3: Cross multiply
    957.06x = 1,319.54 × 733.26
  4. Step 4: Simplify right side
    957.06x = 967,562.23
  5. Step 5: Solve for x
    x = 967,562.23/957.06
  6. Step 6: Final answer
    x = 1,010.97

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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.