Home / 8,896.13-12,282.36-5,710.79

Finding the Fourth Proportional to 8,896.13, 12,282.36 and 5,710.79

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Solution

The fourth proportional to 8,896.13, 12,282.36 and 5,710.79 is: 7,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.13 : 12,282.36 = 5,710.79 : x
  2. Step 2: Convert to fraction form
    8,896.13/12,282.36 = 5,710.79/x
  3. Step 3: Cross multiply
    8,896.13x = 12,282.36 × 5,710.79
  4. Step 4: Simplify right side
    8,896.13x = 70,141,978.66
  5. Step 5: Solve for x
    x = 70,141,978.66/8,896.13
  6. Step 6: Final answer
    x = 7,884.55

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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.