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Finding the Fourth Proportional to 3,537.50, 4,881.78 and 1,944.29

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Solution

The fourth proportional to 3,537.50, 4,881.78 and 1,944.29 is: 2,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.50 : 4,881.78 = 1,944.29 : x
  2. Step 2: Convert to fraction form
    3,537.50/4,881.78 = 1,944.29/x
  3. Step 3: Cross multiply
    3,537.50x = 4,881.78 × 1,944.29
  4. Step 4: Simplify right side
    3,537.50x = 9,491,571.63
  5. Step 5: Solve for x
    x = 9,491,571.63/3,537.50
  6. Step 6: Final answer
    x = 2,683.13

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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.