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Finding the Fourth Proportional to 2,101.41, 3,152.12 and 562.41

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Solution

The fourth proportional to 2,101.41, 3,152.12 and 562.41 is: 843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.41 : 3,152.12 = 562.41 : x
  2. Step 2: Convert to fraction form
    2,101.41/3,152.12 = 562.41/x
  3. Step 3: Cross multiply
    2,101.41x = 3,152.12 × 562.41
  4. Step 4: Simplify right side
    2,101.41x = 1,772,781.00
  5. Step 5: Solve for x
    x = 1,772,781.00/2,101.41
  6. Step 6: Final answer
    x = 843.62

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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.