Home / 3,550.29-4,891.23-2,803.98

Finding the Fourth Proportional to 3,550.29, 4,891.23 and 2,803.98

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Solution

The fourth proportional to 3,550.29, 4,891.23 and 2,803.98 is: 3,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.29 : 4,891.23 = 2,803.98 : x
  2. Step 2: Convert to fraction form
    3,550.29/4,891.23 = 2,803.98/x
  3. Step 3: Cross multiply
    3,550.29x = 4,891.23 × 2,803.98
  4. Step 4: Simplify right side
    3,550.29x = 13,714,911.10
  5. Step 5: Solve for x
    x = 13,714,911.10/3,550.29
  6. Step 6: Final answer
    x = 3,863.04

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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.