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Finding the Fourth Proportional to 1,334.01, 1,841.07 and 744.66

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Solution

The fourth proportional to 1,334.01, 1,841.07 and 744.66 is: 1,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.01 : 1,841.07 = 744.66 : x
  2. Step 2: Convert to fraction form
    1,334.01/1,841.07 = 744.66/x
  3. Step 3: Cross multiply
    1,334.01x = 1,841.07 × 744.66
  4. Step 4: Simplify right side
    1,334.01x = 1,370,971.19
  5. Step 5: Solve for x
    x = 1,370,971.19/1,334.01
  6. Step 6: Final answer
    x = 1,027.71

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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.