Home / 9,378.18-14,067.33-2,803.74

Finding the Fourth Proportional to 9,378.18, 14,067.33 and 2,803.74

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Solution

The fourth proportional to 9,378.18, 14,067.33 and 2,803.74 is: 4,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.18 : 14,067.33 = 2,803.74 : x
  2. Step 2: Convert to fraction form
    9,378.18/14,067.33 = 2,803.74/x
  3. Step 3: Cross multiply
    9,378.18x = 14,067.33 × 2,803.74
  4. Step 4: Simplify right side
    9,378.18x = 39,441,135.81
  5. Step 5: Solve for x
    x = 39,441,135.81/9,378.18
  6. Step 6: Final answer
    x = 4,205.63

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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.