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Finding the Fourth Proportional to 7,328.50, 10,994.18 and 2,396.82

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Solution

The fourth proportional to 7,328.50, 10,994.18 and 2,396.82 is: 3,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.50 : 10,994.18 = 2,396.82 : x
  2. Step 2: Convert to fraction form
    7,328.50/10,994.18 = 2,396.82/x
  3. Step 3: Cross multiply
    7,328.50x = 10,994.18 × 2,396.82
  4. Step 4: Simplify right side
    7,328.50x = 26,351,070.51
  5. Step 5: Solve for x
    x = 26,351,070.51/7,328.50
  6. Step 6: Final answer
    x = 3,595.70

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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.