Home / 4,054.50-6,077.70-2,491.20

Finding the Fourth Proportional to 4,054.50, 6,077.70 and 2,491.20

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Solution

The fourth proportional to 4,054.50, 6,077.70 and 2,491.20 is: 3,734.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.50 : 6,077.70 = 2,491.20 : x
  2. Step 2: Convert to fraction form
    4,054.50/6,077.70 = 2,491.20/x
  3. Step 3: Cross multiply
    4,054.50x = 6,077.70 × 2,491.20
  4. Step 4: Simplify right side
    4,054.50x = 15,140,766.24
  5. Step 5: Solve for x
    x = 15,140,766.24/4,054.50
  6. Step 6: Final answer
    x = 3,734.31

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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.