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Finding the Fourth Proportional to 4,612.44, 6,363.06 and 2,722.80

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Solution

The fourth proportional to 4,612.44, 6,363.06 and 2,722.80 is: 3,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.44 : 6,363.06 = 2,722.80 : x
  2. Step 2: Convert to fraction form
    4,612.44/6,363.06 = 2,722.80/x
  3. Step 3: Cross multiply
    4,612.44x = 6,363.06 × 2,722.80
  4. Step 4: Simplify right side
    4,612.44x = 17,325,339.77
  5. Step 5: Solve for x
    x = 17,325,339.77/4,612.44
  6. Step 6: Final answer
    x = 3,756.22

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Double scale
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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.