Home / 8,723.36-13,087.28-2,567.36

Finding the Fourth Proportional to 8,723.36, 13,087.28 and 2,567.36

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Solution

The fourth proportional to 8,723.36, 13,087.28 and 2,567.36 is: 3,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.36 : 13,087.28 = 2,567.36 : x
  2. Step 2: Convert to fraction form
    8,723.36/13,087.28 = 2,567.36/x
  3. Step 3: Cross multiply
    8,723.36x = 13,087.28 × 2,567.36
  4. Step 4: Simplify right side
    8,723.36x = 33,599,759.18
  5. Step 5: Solve for x
    x = 33,599,759.18/8,723.36
  6. Step 6: Final answer
    x = 3,851.70

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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.