Home / 3,293.85-4,545.38-1,801.74

Finding the Fourth Proportional to 3,293.85, 4,545.38 and 1,801.74

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Solution

The fourth proportional to 3,293.85, 4,545.38 and 1,801.74 is: 2,486.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.85 : 4,545.38 = 1,801.74 : x
  2. Step 2: Convert to fraction form
    3,293.85/4,545.38 = 1,801.74/x
  3. Step 3: Cross multiply
    3,293.85x = 4,545.38 × 1,801.74
  4. Step 4: Simplify right side
    3,293.85x = 8,189,583.95
  5. Step 5: Solve for x
    x = 8,189,583.95/3,293.85
  6. Step 6: Final answer
    x = 2,486.33

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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.