Home / 3,226.16-4,452.77-1,900.19

Finding the Fourth Proportional to 3,226.16, 4,452.77 and 1,900.19

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Solution

The fourth proportional to 3,226.16, 4,452.77 and 1,900.19 is: 2,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.16 : 4,452.77 = 1,900.19 : x
  2. Step 2: Convert to fraction form
    3,226.16/4,452.77 = 1,900.19/x
  3. Step 3: Cross multiply
    3,226.16x = 4,452.77 × 1,900.19
  4. Step 4: Simplify right side
    3,226.16x = 8,461,124.91
  5. Step 5: Solve for x
    x = 8,461,124.91/3,226.16
  6. Step 6: Final answer
    x = 2,622.66

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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.