Home / 4,163.66-5,747.12-2,570.79

Finding the Fourth Proportional to 4,163.66, 5,747.12 and 2,570.79

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Solution

The fourth proportional to 4,163.66, 5,747.12 and 2,570.79 is: 3,548.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.66 : 5,747.12 = 2,570.79 : x
  2. Step 2: Convert to fraction form
    4,163.66/5,747.12 = 2,570.79/x
  3. Step 3: Cross multiply
    4,163.66x = 5,747.12 × 2,570.79
  4. Step 4: Simplify right side
    4,163.66x = 14,774,625.77
  5. Step 5: Solve for x
    x = 14,774,625.77/4,163.66
  6. Step 6: Final answer
    x = 3,548.48

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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.