Home / 3,106.08-4,650.90-2,275.02

Finding the Fourth Proportional to 3,106.08, 4,650.90 and 2,275.02

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Solution

The fourth proportional to 3,106.08, 4,650.90 and 2,275.02 is: 3,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.08 : 4,650.90 = 2,275.02 : x
  2. Step 2: Convert to fraction form
    3,106.08/4,650.90 = 2,275.02/x
  3. Step 3: Cross multiply
    3,106.08x = 4,650.90 × 2,275.02
  4. Step 4: Simplify right side
    3,106.08x = 10,580,890.52
  5. Step 5: Solve for x
    x = 10,580,890.52/3,106.08
  6. Step 6: Final answer
    x = 3,406.51

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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.