Home / 4,035.78-5,561.19-2,914.74

Finding the Fourth Proportional to 4,035.78, 5,561.19 and 2,914.74

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Solution

The fourth proportional to 4,035.78, 5,561.19 and 2,914.74 is: 4,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,035.78 : 5,561.19 = 2,914.74 : x
  2. Step 2: Convert to fraction form
    4,035.78/5,561.19 = 2,914.74/x
  3. Step 3: Cross multiply
    4,035.78x = 5,561.19 × 2,914.74
  4. Step 4: Simplify right side
    4,035.78x = 16,209,422.94
  5. Step 5: Solve for x
    x = 16,209,422.94/4,035.78
  6. Step 6: Final answer
    x = 4,016.43

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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.