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Finding the Fourth Proportional to 3,503.13, 5,256.74 and 1,944.44

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Solution

The fourth proportional to 3,503.13, 5,256.74 and 1,944.44 is: 2,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.13 : 5,256.74 = 1,944.44 : x
  2. Step 2: Convert to fraction form
    3,503.13/5,256.74 = 1,944.44/x
  3. Step 3: Cross multiply
    3,503.13x = 5,256.74 × 1,944.44
  4. Step 4: Simplify right side
    3,503.13x = 10,221,415.53
  5. Step 5: Solve for x
    x = 10,221,415.53/3,503.13
  6. Step 6: Final answer
    x = 2,917.80

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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.