Home / 4,815.21-7,219.98-3,062.91

Finding the Fourth Proportional to 4,815.21, 7,219.98 and 3,062.91

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Solution

The fourth proportional to 4,815.21, 7,219.98 and 3,062.91 is: 4,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.21 : 7,219.98 = 3,062.91 : x
  2. Step 2: Convert to fraction form
    4,815.21/7,219.98 = 3,062.91/x
  3. Step 3: Cross multiply
    4,815.21x = 7,219.98 × 3,062.91
  4. Step 4: Simplify right side
    4,815.21x = 22,114,148.94
  5. Step 5: Solve for x
    x = 22,114,148.94/4,815.21
  6. Step 6: Final answer
    x = 4,592.56

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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.