Home / 10,968.84-16,455.36-5,706.36

Finding the Fourth Proportional to 10,968.84, 16,455.36 and 5,706.36

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Solution

The fourth proportional to 10,968.84, 16,455.36 and 5,706.36 is: 8,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.84 : 16,455.36 = 5,706.36 : x
  2. Step 2: Convert to fraction form
    10,968.84/16,455.36 = 5,706.36/x
  3. Step 3: Cross multiply
    10,968.84x = 16,455.36 × 5,706.36
  4. Step 4: Simplify right side
    10,968.84x = 93,900,208.09
  5. Step 5: Solve for x
    x = 93,900,208.09/10,968.84
  6. Step 6: Final answer
    x = 8,560.63

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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.