Home / 10,807.79-16,211.39-5,908.46

Finding the Fourth Proportional to 10,807.79, 16,211.39 and 5,908.46

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Solution

The fourth proportional to 10,807.79, 16,211.39 and 5,908.46 is: 8,862.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.79 : 16,211.39 = 5,908.46 : x
  2. Step 2: Convert to fraction form
    10,807.79/16,211.39 = 5,908.46/x
  3. Step 3: Cross multiply
    10,807.79x = 16,211.39 × 5,908.46
  4. Step 4: Simplify right side
    10,807.79x = 95,784,360.35
  5. Step 5: Solve for x
    x = 95,784,360.35/10,807.79
  6. Step 6: Final answer
    x = 8,862.53

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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.