Home / 2,774.91-4,164.26-1,541.55

Finding the Fourth Proportional to 2,774.91, 4,164.26 and 1,541.55

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Solution

The fourth proportional to 2,774.91, 4,164.26 and 1,541.55 is: 2,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.91 : 4,164.26 = 1,541.55 : x
  2. Step 2: Convert to fraction form
    2,774.91/4,164.26 = 1,541.55/x
  3. Step 3: Cross multiply
    2,774.91x = 4,164.26 × 1,541.55
  4. Step 4: Simplify right side
    2,774.91x = 6,419,407.30
  5. Step 5: Solve for x
    x = 6,419,407.30/2,774.91
  6. Step 6: Final answer
    x = 2,313.37

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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.