Home / 3,353.25-4,626.97-1,917.59

Finding the Fourth Proportional to 3,353.25, 4,626.97 and 1,917.59

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Solution

The fourth proportional to 3,353.25, 4,626.97 and 1,917.59 is: 2,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.25 : 4,626.97 = 1,917.59 : x
  2. Step 2: Convert to fraction form
    3,353.25/4,626.97 = 1,917.59/x
  3. Step 3: Cross multiply
    3,353.25x = 4,626.97 × 1,917.59
  4. Step 4: Simplify right side
    3,353.25x = 8,872,631.40
  5. Step 5: Solve for x
    x = 8,872,631.40/3,353.25
  6. Step 6: Final answer
    x = 2,645.98

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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.