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Finding the Fourth Proportional to 3,363.76, 4,640.69 and 2,036.98

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Solution

The fourth proportional to 3,363.76, 4,640.69 and 2,036.98 is: 2,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.76 : 4,640.69 = 2,036.98 : x
  2. Step 2: Convert to fraction form
    3,363.76/4,640.69 = 2,036.98/x
  3. Step 3: Cross multiply
    3,363.76x = 4,640.69 × 2,036.98
  4. Step 4: Simplify right side
    3,363.76x = 9,453,003.61
  5. Step 5: Solve for x
    x = 9,453,003.61/3,363.76
  6. Step 6: Final answer
    x = 2,810.25

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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.