Home / 2,976.55-4,467.74-2,486.10

Finding the Fourth Proportional to 2,976.55, 4,467.74 and 2,486.10

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Solution

The fourth proportional to 2,976.55, 4,467.74 and 2,486.10 is: 3,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.55 : 4,467.74 = 2,486.10 : x
  2. Step 2: Convert to fraction form
    2,976.55/4,467.74 = 2,486.10/x
  3. Step 3: Cross multiply
    2,976.55x = 4,467.74 × 2,486.10
  4. Step 4: Simplify right side
    2,976.55x = 11,107,248.41
  5. Step 5: Solve for x
    x = 11,107,248.41/2,976.55
  6. Step 6: Final answer
    x = 3,731.58

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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.