Home / 3,099.60-4,638.26-2,275.83

Finding the Fourth Proportional to 3,099.60, 4,638.26 and 2,275.83

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Solution

The fourth proportional to 3,099.60, 4,638.26 and 2,275.83 is: 3,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.60 : 4,638.26 = 2,275.83 : x
  2. Step 2: Convert to fraction form
    3,099.60/4,638.26 = 2,275.83/x
  3. Step 3: Cross multiply
    3,099.60x = 4,638.26 × 2,275.83
  4. Step 4: Simplify right side
    3,099.60x = 10,555,891.26
  5. Step 5: Solve for x
    x = 10,555,891.26/3,099.60
  6. Step 6: Final answer
    x = 3,405.57

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1.5x scale

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.