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Finding the Fourth Proportional to 3,444.77, 4,728.42 and 3,063.42

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Solution

The fourth proportional to 3,444.77, 4,728.42 and 3,063.42 is: 4,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.77 : 4,728.42 = 3,063.42 : x
  2. Step 2: Convert to fraction form
    3,444.77/4,728.42 = 3,063.42/x
  3. Step 3: Cross multiply
    3,444.77x = 4,728.42 × 3,063.42
  4. Step 4: Simplify right side
    3,444.77x = 14,485,136.40
  5. Step 5: Solve for x
    x = 14,485,136.40/3,444.77
  6. Step 6: Final answer
    x = 4,204.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.