Home / 7,865.21-11,794.18-2,933.53

Finding the Fourth Proportional to 7,865.21, 11,794.18 and 2,933.53

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Solution

The fourth proportional to 7,865.21, 11,794.18 and 2,933.53 is: 4,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.21 : 11,794.18 = 2,933.53 : x
  2. Step 2: Convert to fraction form
    7,865.21/11,794.18 = 2,933.53/x
  3. Step 3: Cross multiply
    7,865.21x = 11,794.18 × 2,933.53
  4. Step 4: Simplify right side
    7,865.21x = 34,598,580.86
  5. Step 5: Solve for x
    x = 34,598,580.86/7,865.21
  6. Step 6: Final answer
    x = 4,398.94

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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.