Home / 10,488.49-15,735.44-3,914.73

Finding the Fourth Proportional to 10,488.49, 15,735.44 and 3,914.73

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Solution

The fourth proportional to 10,488.49, 15,735.44 and 3,914.73 is: 5,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.49 : 15,735.44 = 3,914.73 : x
  2. Step 2: Convert to fraction form
    10,488.49/15,735.44 = 3,914.73/x
  3. Step 3: Cross multiply
    10,488.49x = 15,735.44 × 3,914.73
  4. Step 4: Simplify right side
    10,488.49x = 61,600,008.82
  5. Step 5: Solve for x
    x = 61,600,008.82/10,488.49
  6. Step 6: Final answer
    x = 5,873.11

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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.