Home / 4,040.72-5,563.53-3,671.65

Finding the Fourth Proportional to 4,040.72, 5,563.53 and 3,671.65

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Solution

The fourth proportional to 4,040.72, 5,563.53 and 3,671.65 is: 5,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.72 : 5,563.53 = 3,671.65 : x
  2. Step 2: Convert to fraction form
    4,040.72/5,563.53 = 3,671.65/x
  3. Step 3: Cross multiply
    4,040.72x = 5,563.53 × 3,671.65
  4. Step 4: Simplify right side
    4,040.72x = 20,427,321.02
  5. Step 5: Solve for x
    x = 20,427,321.02/4,040.72
  6. Step 6: Final answer
    x = 5,055.37

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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.