Home / 4,193.40-6,290.10-2,550.45

Finding the Fourth Proportional to 4,193.40, 6,290.10 and 2,550.45

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Solution

The fourth proportional to 4,193.40, 6,290.10 and 2,550.45 is: 3,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.40 : 6,290.10 = 2,550.45 : x
  2. Step 2: Convert to fraction form
    4,193.40/6,290.10 = 2,550.45/x
  3. Step 3: Cross multiply
    4,193.40x = 6,290.10 × 2,550.45
  4. Step 4: Simplify right side
    4,193.40x = 16,042,585.55
  5. Step 5: Solve for x
    x = 16,042,585.55/4,193.40
  6. Step 6: Final answer
    x = 3,825.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.