Home / 6,088.80-9,111.60-4,231.20

Finding the Fourth Proportional to 6,088.80, 9,111.60 and 4,231.20

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Solution

The fourth proportional to 6,088.80, 9,111.60 and 4,231.20 is: 6,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,088.80 : 9,111.60 = 4,231.20 : x
  2. Step 2: Convert to fraction form
    6,088.80/9,111.60 = 4,231.20/x
  3. Step 3: Cross multiply
    6,088.80x = 9,111.60 × 4,231.20
  4. Step 4: Simplify right side
    6,088.80x = 38,553,001.92
  5. Step 5: Solve for x
    x = 38,553,001.92/6,088.80
  6. Step 6: Final answer
    x = 6,331.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.