Home / 4,099.65-6,150.57-1,636.20

Finding the Fourth Proportional to 4,099.65, 6,150.57 and 1,636.20

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Solution

The fourth proportional to 4,099.65, 6,150.57 and 1,636.20 is: 2,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.65 : 6,150.57 = 1,636.20 : x
  2. Step 2: Convert to fraction form
    4,099.65/6,150.57 = 1,636.20/x
  3. Step 3: Cross multiply
    4,099.65x = 6,150.57 × 1,636.20
  4. Step 4: Simplify right side
    4,099.65x = 10,063,556.50
  5. Step 5: Solve for x
    x = 10,063,556.50/4,099.65
  6. Step 6: Final answer
    x = 2,454.74

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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.