Home / 10,206.53-15,295.52-5,516.43

Finding the Fourth Proportional to 10,206.53, 15,295.52 and 5,516.43

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Solution

The fourth proportional to 10,206.53, 15,295.52 and 5,516.43 is: 8,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.53 : 15,295.52 = 5,516.43 : x
  2. Step 2: Convert to fraction form
    10,206.53/15,295.52 = 5,516.43/x
  3. Step 3: Cross multiply
    10,206.53x = 15,295.52 × 5,516.43
  4. Step 4: Simplify right side
    10,206.53x = 84,376,665.39
  5. Step 5: Solve for x
    x = 84,376,665.39/10,206.53
  6. Step 6: Final answer
    x = 8,266.93

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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.