Home / 7,378.43-11,069.29-2,698.33

Finding the Fourth Proportional to 7,378.43, 11,069.29 and 2,698.33

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Solution

The fourth proportional to 7,378.43, 11,069.29 and 2,698.33 is: 4,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.43 : 11,069.29 = 2,698.33 : x
  2. Step 2: Convert to fraction form
    7,378.43/11,069.29 = 2,698.33/x
  3. Step 3: Cross multiply
    7,378.43x = 11,069.29 × 2,698.33
  4. Step 4: Simplify right side
    7,378.43x = 29,868,611.47
  5. Step 5: Solve for x
    x = 29,868,611.47/7,378.43
  6. Step 6: Final answer
    x = 4,048.10

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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.