Home / 9,243.42-13,870.62-3,400.44

Finding the Fourth Proportional to 9,243.42, 13,870.62 and 3,400.44

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Solution

The fourth proportional to 9,243.42, 13,870.62 and 3,400.44 is: 5,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.42 : 13,870.62 = 3,400.44 : x
  2. Step 2: Convert to fraction form
    9,243.42/13,870.62 = 3,400.44/x
  3. Step 3: Cross multiply
    9,243.42x = 13,870.62 × 3,400.44
  4. Step 4: Simplify right side
    9,243.42x = 47,166,211.07
  5. Step 5: Solve for x
    x = 47,166,211.07/9,243.42
  6. Step 6: Final answer
    x = 5,102.68

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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.