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Finding the Fourth Proportional to 7,206.98, 9,946.08 and 4,063.37

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Solution

The fourth proportional to 7,206.98, 9,946.08 and 4,063.37 is: 5,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.98 : 9,946.08 = 4,063.37 : x
  2. Step 2: Convert to fraction form
    7,206.98/9,946.08 = 4,063.37/x
  3. Step 3: Cross multiply
    7,206.98x = 9,946.08 × 4,063.37
  4. Step 4: Simplify right side
    7,206.98x = 40,414,553.36
  5. Step 5: Solve for x
    x = 40,414,553.36/7,206.98
  6. Step 6: Final answer
    x = 5,607.70

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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.