Home / 10,257.81-15,380.55-4,010.37

Finding the Fourth Proportional to 10,257.81, 15,380.55 and 4,010.37

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Solution

The fourth proportional to 10,257.81, 15,380.55 and 4,010.37 is: 6,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.81 : 15,380.55 = 4,010.37 : x
  2. Step 2: Convert to fraction form
    10,257.81/15,380.55 = 4,010.37/x
  3. Step 3: Cross multiply
    10,257.81x = 15,380.55 × 4,010.37
  4. Step 4: Simplify right side
    10,257.81x = 61,681,681.88
  5. Step 5: Solve for x
    x = 61,681,681.88/10,257.81
  6. Step 6: Final answer
    x = 6,013.15

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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.