Home / 4,799.72-7,191.69-2,946.92

Finding the Fourth Proportional to 4,799.72, 7,191.69 and 2,946.92

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Solution

The fourth proportional to 4,799.72, 7,191.69 and 2,946.92 is: 4,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.72 : 7,191.69 = 2,946.92 : x
  2. Step 2: Convert to fraction form
    4,799.72/7,191.69 = 2,946.92/x
  3. Step 3: Cross multiply
    4,799.72x = 7,191.69 × 2,946.92
  4. Step 4: Simplify right side
    4,799.72x = 21,193,299.14
  5. Step 5: Solve for x
    x = 21,193,299.14/4,799.72
  6. Step 6: Final answer
    x = 4,415.53

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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.