Home / 4,931.08-7,396.32-2,982.76

Finding the Fourth Proportional to 4,931.08, 7,396.32 and 2,982.76

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Solution

The fourth proportional to 4,931.08, 7,396.32 and 2,982.76 is: 4,473.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.08 : 7,396.32 = 2,982.76 : x
  2. Step 2: Convert to fraction form
    4,931.08/7,396.32 = 2,982.76/x
  3. Step 3: Cross multiply
    4,931.08x = 7,396.32 × 2,982.76
  4. Step 4: Simplify right side
    4,931.08x = 22,061,447.44
  5. Step 5: Solve for x
    x = 22,061,447.44/4,931.08
  6. Step 6: Final answer
    x = 4,473.96

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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.