Home / 3,545.83-4,891.92-3,540.36

Finding the Fourth Proportional to 3,545.83, 4,891.92 and 3,540.36

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Solution

The fourth proportional to 3,545.83, 4,891.92 and 3,540.36 is: 4,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.83 : 4,891.92 = 3,540.36 : x
  2. Step 2: Convert to fraction form
    3,545.83/4,891.92 = 3,540.36/x
  3. Step 3: Cross multiply
    3,545.83x = 4,891.92 × 3,540.36
  4. Step 4: Simplify right side
    3,545.83x = 17,319,157.89
  5. Step 5: Solve for x
    x = 17,319,157.89/3,545.83
  6. Step 6: Final answer
    x = 4,884.38

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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.