Home / 3,255.39-4,883.56-1,406.63

Finding the Fourth Proportional to 3,255.39, 4,883.56 and 1,406.63

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Solution

The fourth proportional to 3,255.39, 4,883.56 and 1,406.63 is: 2,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.39 : 4,883.56 = 1,406.63 : x
  2. Step 2: Convert to fraction form
    3,255.39/4,883.56 = 1,406.63/x
  3. Step 3: Cross multiply
    3,255.39x = 4,883.56 × 1,406.63
  4. Step 4: Simplify right side
    3,255.39x = 6,869,370.70
  5. Step 5: Solve for x
    x = 6,869,370.70/3,255.39
  6. Step 6: Final answer
    x = 2,110.15

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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.