Home / 6,214.30-9,333.80-3,720.31

Finding the Fourth Proportional to 6,214.30, 9,333.80 and 3,720.31

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Solution

The fourth proportional to 6,214.30, 9,333.80 and 3,720.31 is: 5,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214.30 : 9,333.80 = 3,720.31 : x
  2. Step 2: Convert to fraction form
    6,214.30/9,333.80 = 3,720.31/x
  3. Step 3: Cross multiply
    6,214.30x = 9,333.80 × 3,720.31
  4. Step 4: Simplify right side
    6,214.30x = 34,724,629.48
  5. Step 5: Solve for x
    x = 34,724,629.48/6,214.30
  6. Step 6: Final answer
    x = 5,587.86

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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.