Home / 3,550.83-4,895.20-2,223.64

Finding the Fourth Proportional to 3,550.83, 4,895.20 and 2,223.64

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Solution

The fourth proportional to 3,550.83, 4,895.20 and 2,223.64 is: 3,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.83 : 4,895.20 = 2,223.64 : x
  2. Step 2: Convert to fraction form
    3,550.83/4,895.20 = 2,223.64/x
  3. Step 3: Cross multiply
    3,550.83x = 4,895.20 × 2,223.64
  4. Step 4: Simplify right side
    3,550.83x = 10,885,162.53
  5. Step 5: Solve for x
    x = 10,885,162.53/3,550.83
  6. Step 6: Final answer
    x = 3,065.53

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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.