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Finding the Fourth Proportional to 7,339.98, 10,994.04 and 4,520.22

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Solution

The fourth proportional to 7,339.98, 10,994.04 and 4,520.22 is: 6,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.98 : 10,994.04 = 4,520.22 : x
  2. Step 2: Convert to fraction form
    7,339.98/10,994.04 = 4,520.22/x
  3. Step 3: Cross multiply
    7,339.98x = 10,994.04 × 4,520.22
  4. Step 4: Simplify right side
    7,339.98x = 49,695,479.49
  5. Step 5: Solve for x
    x = 49,695,479.49/7,339.98
  6. Step 6: Final answer
    x = 6,770.52

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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.