Home / 6,212.52-8,572.77-3,418.02

Finding the Fourth Proportional to 6,212.52, 8,572.77 and 3,418.02

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Solution

The fourth proportional to 6,212.52, 8,572.77 and 3,418.02 is: 4,716.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.52 : 8,572.77 = 3,418.02 : x
  2. Step 2: Convert to fraction form
    6,212.52/8,572.77 = 3,418.02/x
  3. Step 3: Cross multiply
    6,212.52x = 8,572.77 × 3,418.02
  4. Step 4: Simplify right side
    6,212.52x = 29,301,899.32
  5. Step 5: Solve for x
    x = 29,301,899.32/6,212.52
  6. Step 6: Final answer
    x = 4,716.59

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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.