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Finding the Fourth Proportional to 5,249.66, 7,246.02 and 3,458.45

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Solution

The fourth proportional to 5,249.66, 7,246.02 and 3,458.45 is: 4,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.66 : 7,246.02 = 3,458.45 : x
  2. Step 2: Convert to fraction form
    5,249.66/7,246.02 = 3,458.45/x
  3. Step 3: Cross multiply
    5,249.66x = 7,246.02 × 3,458.45
  4. Step 4: Simplify right side
    5,249.66x = 25,059,997.87
  5. Step 5: Solve for x
    x = 25,059,997.87/5,249.66
  6. Step 6: Final answer
    x = 4,773.64

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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.