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Finding the Fourth Proportional to 3,224.86, 4,837.62 and 1,376.17

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Solution

The fourth proportional to 3,224.86, 4,837.62 and 1,376.17 is: 2,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.86 : 4,837.62 = 1,376.17 : x
  2. Step 2: Convert to fraction form
    3,224.86/4,837.62 = 1,376.17/x
  3. Step 3: Cross multiply
    3,224.86x = 4,837.62 × 1,376.17
  4. Step 4: Simplify right side
    3,224.86x = 6,657,363.33
  5. Step 5: Solve for x
    x = 6,657,363.33/3,224.86
  6. Step 6: Final answer
    x = 2,064.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.