Home / 4,163.95-5,745.56-2,671.58

Finding the Fourth Proportional to 4,163.95, 5,745.56 and 2,671.58

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Solution

The fourth proportional to 4,163.95, 5,745.56 and 2,671.58 is: 3,686.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.95 : 5,745.56 = 2,671.58 : x
  2. Step 2: Convert to fraction form
    4,163.95/5,745.56 = 2,671.58/x
  3. Step 3: Cross multiply
    4,163.95x = 5,745.56 × 2,671.58
  4. Step 4: Simplify right side
    4,163.95x = 15,349,681.10
  5. Step 5: Solve for x
    x = 15,349,681.10/4,163.95
  6. Step 6: Final answer
    x = 3,686.33

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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.