Home / 2,876.10-4,315.06-2,183.55

Finding the Fourth Proportional to 2,876.10, 4,315.06 and 2,183.55

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Solution

The fourth proportional to 2,876.10, 4,315.06 and 2,183.55 is: 3,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876.10 : 4,315.06 = 2,183.55 : x
  2. Step 2: Convert to fraction form
    2,876.10/4,315.06 = 2,183.55/x
  3. Step 3: Cross multiply
    2,876.10x = 4,315.06 × 2,183.55
  4. Step 4: Simplify right side
    2,876.10x = 9,422,149.26
  5. Step 5: Solve for x
    x = 9,422,149.26/2,876.10
  6. Step 6: Final answer
    x = 3,276.02

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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.