Home / 4,824.34-7,231.20-3,156.46

Finding the Fourth Proportional to 4,824.34, 7,231.20 and 3,156.46

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Solution

The fourth proportional to 4,824.34, 7,231.20 and 3,156.46 is: 4,731.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.34 : 7,231.20 = 3,156.46 : x
  2. Step 2: Convert to fraction form
    4,824.34/7,231.20 = 3,156.46/x
  3. Step 3: Cross multiply
    4,824.34x = 7,231.20 × 3,156.46
  4. Step 4: Simplify right side
    4,824.34x = 22,824,993.55
  5. Step 5: Solve for x
    x = 22,824,993.55/4,824.34
  6. Step 6: Final answer
    x = 4,731.22

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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.