Home / 4,043.91-5,580.62-2,275.55

Finding the Fourth Proportional to 4,043.91, 5,580.62 and 2,275.55

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Solution

The fourth proportional to 4,043.91, 5,580.62 and 2,275.55 is: 3,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.91 : 5,580.62 = 2,275.55 : x
  2. Step 2: Convert to fraction form
    4,043.91/5,580.62 = 2,275.55/x
  3. Step 3: Cross multiply
    4,043.91x = 5,580.62 × 2,275.55
  4. Step 4: Simplify right side
    4,043.91x = 12,698,940.56
  5. Step 5: Solve for x
    x = 12,698,940.56/4,043.91
  6. Step 6: Final answer
    x = 3,140.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.