Home / 3,363.12-4,641.12-2,187.36

Finding the Fourth Proportional to 3,363.12, 4,641.12 and 2,187.36

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Solution

The fourth proportional to 3,363.12, 4,641.12 and 2,187.36 is: 3,018.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.12 : 4,641.12 = 2,187.36 : x
  2. Step 2: Convert to fraction form
    3,363.12/4,641.12 = 2,187.36/x
  3. Step 3: Cross multiply
    3,363.12x = 4,641.12 × 2,187.36
  4. Step 4: Simplify right side
    3,363.12x = 10,151,800.24
  5. Step 5: Solve for x
    x = 10,151,800.24/3,363.12
  6. Step 6: Final answer
    x = 3,018.57

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Double scale
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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.