Home / 10,370.43-15,557.36-3,805.83

Finding the Fourth Proportional to 10,370.43, 15,557.36 and 3,805.83

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Solution

The fourth proportional to 10,370.43, 15,557.36 and 3,805.83 is: 5,709.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.43 : 15,557.36 = 3,805.83 : x
  2. Step 2: Convert to fraction form
    10,370.43/15,557.36 = 3,805.83/x
  3. Step 3: Cross multiply
    10,370.43x = 15,557.36 × 3,805.83
  4. Step 4: Simplify right side
    10,370.43x = 59,208,648.38
  5. Step 5: Solve for x
    x = 59,208,648.38/10,370.43
  6. Step 6: Final answer
    x = 5,709.37

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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.