Home / 3,363.12-4,645.55-2,805.44

Finding the Fourth Proportional to 3,363.12, 4,645.55 and 2,805.44

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Solution

The fourth proportional to 3,363.12, 4,645.55 and 2,805.44 is: 3,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.12 : 4,645.55 = 2,805.44 : x
  2. Step 2: Convert to fraction form
    3,363.12/4,645.55 = 2,805.44/x
  3. Step 3: Cross multiply
    3,363.12x = 4,645.55 × 2,805.44
  4. Step 4: Simplify right side
    3,363.12x = 13,032,795.58
  5. Step 5: Solve for x
    x = 13,032,795.58/3,363.12
  6. Step 6: Final answer
    x = 3,875.21

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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.