Home / 9,972.18-14,953.28-3,396.06

Finding the Fourth Proportional to 9,972.18, 14,953.28 and 3,396.06

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Solution

The fourth proportional to 9,972.18, 14,953.28 and 3,396.06 is: 5,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.18 : 14,953.28 = 3,396.06 : x
  2. Step 2: Convert to fraction form
    9,972.18/14,953.28 = 3,396.06/x
  3. Step 3: Cross multiply
    9,972.18x = 14,953.28 × 3,396.06
  4. Step 4: Simplify right side
    9,972.18x = 50,782,219.10
  5. Step 5: Solve for x
    x = 50,782,219.10/9,972.18
  6. Step 6: Final answer
    x = 5,092.39

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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.