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Finding the Fourth Proportional to 3,363.68, 5,077.11 and 3,363.68

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Solution

The fourth proportional to 3,363.68, 5,077.11 and 3,363.68 is: 5,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.68 : 5,077.11 = 3,363.68 : x
  2. Step 2: Convert to fraction form
    3,363.68/5,077.11 = 3,363.68/x
  3. Step 3: Cross multiply
    3,363.68x = 5,077.11 × 3,363.68
  4. Step 4: Simplify right side
    3,363.68x = 17,077,775.50
  5. Step 5: Solve for x
    x = 17,077,775.50/3,363.68
  6. Step 6: Final answer
    x = 5,077.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.