Home / 4,165.80-5,718.71-3,575.31

Finding the Fourth Proportional to 4,165.80, 5,718.71 and 3,575.31

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Solution

The fourth proportional to 4,165.80, 5,718.71 and 3,575.31 is: 4,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.80 : 5,718.71 = 3,575.31 : x
  2. Step 2: Convert to fraction form
    4,165.80/5,718.71 = 3,575.31/x
  3. Step 3: Cross multiply
    4,165.80x = 5,718.71 × 3,575.31
  4. Step 4: Simplify right side
    4,165.80x = 20,446,161.05
  5. Step 5: Solve for x
    x = 20,446,161.05/4,165.80
  6. Step 6: Final answer
    x = 4,908.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.