Home / 9,289.20-13,934.25-3,741.80

Finding the Fourth Proportional to 9,289.20, 13,934.25 and 3,741.80

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Solution

The fourth proportional to 9,289.20, 13,934.25 and 3,741.80 is: 5,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.20 : 13,934.25 = 3,741.80 : x
  2. Step 2: Convert to fraction form
    9,289.20/13,934.25 = 3,741.80/x
  3. Step 3: Cross multiply
    9,289.20x = 13,934.25 × 3,741.80
  4. Step 4: Simplify right side
    9,289.20x = 52,139,106.98
  5. Step 5: Solve for x
    x = 52,139,106.98/9,289.20
  6. Step 6: Final answer
    x = 5,612.87

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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.