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Finding the Fourth Proportional to 3,062.72, 4,594.05 and 754.22

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Solution

The fourth proportional to 3,062.72, 4,594.05 and 754.22 is: 1,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.72 : 4,594.05 = 754.22 : x
  2. Step 2: Convert to fraction form
    3,062.72/4,594.05 = 754.22/x
  3. Step 3: Cross multiply
    3,062.72x = 4,594.05 × 754.22
  4. Step 4: Simplify right side
    3,062.72x = 3,464,924.39
  5. Step 5: Solve for x
    x = 3,464,924.39/3,062.72
  6. Step 6: Final answer
    x = 1,131.32

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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.