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Finding the Fourth Proportional to 3,054.72, 4,582.08 and 746.22

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Solution

The fourth proportional to 3,054.72, 4,582.08 and 746.22 is: 1,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.72 : 4,582.08 = 746.22 : x
  2. Step 2: Convert to fraction form
    3,054.72/4,582.08 = 746.22/x
  3. Step 3: Cross multiply
    3,054.72x = 4,582.08 × 746.22
  4. Step 4: Simplify right side
    3,054.72x = 3,419,239.74
  5. Step 5: Solve for x
    x = 3,419,239.74/3,054.72
  6. Step 6: Final answer
    x = 1,119.33

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Similar ratio
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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.