Home / 8,202.08-11,319.36-6,209.48

Finding the Fourth Proportional to 8,202.08, 11,319.36 and 6,209.48

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Solution

The fourth proportional to 8,202.08, 11,319.36 and 6,209.48 is: 8,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.08 : 11,319.36 = 6,209.48 : x
  2. Step 2: Convert to fraction form
    8,202.08/11,319.36 = 6,209.48/x
  3. Step 3: Cross multiply
    8,202.08x = 11,319.36 × 6,209.48
  4. Step 4: Simplify right side
    8,202.08x = 70,287,339.53
  5. Step 5: Solve for x
    x = 70,287,339.53/8,202.08
  6. Step 6: Final answer
    x = 8,569.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.