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Finding the Fourth Proportional to 4,246.48, 6,372.12 and 1,649.68

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Solution

The fourth proportional to 4,246.48, 6,372.12 and 1,649.68 is: 2,475.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246.48 : 6,372.12 = 1,649.68 : x
  2. Step 2: Convert to fraction form
    4,246.48/6,372.12 = 1,649.68/x
  3. Step 3: Cross multiply
    4,246.48x = 6,372.12 × 1,649.68
  4. Step 4: Simplify right side
    4,246.48x = 10,511,958.92
  5. Step 5: Solve for x
    x = 10,511,958.92/4,246.48
  6. Step 6: Final answer
    x = 2,475.45

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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.