Home / 4,218.45-6,327.13-1,296.51

Finding the Fourth Proportional to 4,218.45, 6,327.13 and 1,296.51

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Solution

The fourth proportional to 4,218.45, 6,327.13 and 1,296.51 is: 1,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.45 : 6,327.13 = 1,296.51 : x
  2. Step 2: Convert to fraction form
    4,218.45/6,327.13 = 1,296.51/x
  3. Step 3: Cross multiply
    4,218.45x = 6,327.13 × 1,296.51
  4. Step 4: Simplify right side
    4,218.45x = 8,203,187.32
  5. Step 5: Solve for x
    x = 8,203,187.32/4,218.45
  6. Step 6: Final answer
    x = 1,944.60

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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.