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Finding the Fourth Proportional to 3,363.39, 4,640.70 and 2,036.81

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Solution

The fourth proportional to 3,363.39, 4,640.70 and 2,036.81 is: 2,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.39 : 4,640.70 = 2,036.81 : x
  2. Step 2: Convert to fraction form
    3,363.39/4,640.70 = 2,036.81/x
  3. Step 3: Cross multiply
    3,363.39x = 4,640.70 × 2,036.81
  4. Step 4: Simplify right side
    3,363.39x = 9,452,200.96
  5. Step 5: Solve for x
    x = 9,452,200.96/3,363.39
  6. Step 6: Final answer
    x = 2,810.32

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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.