Home / 10,353.88-15,530.64-2,562.67

Finding the Fourth Proportional to 10,353.88, 15,530.64 and 2,562.67

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Solution

The fourth proportional to 10,353.88, 15,530.64 and 2,562.67 is: 3,843.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.88 : 15,530.64 = 2,562.67 : x
  2. Step 2: Convert to fraction form
    10,353.88/15,530.64 = 2,562.67/x
  3. Step 3: Cross multiply
    10,353.88x = 15,530.64 × 2,562.67
  4. Step 4: Simplify right side
    10,353.88x = 39,799,905.21
  5. Step 5: Solve for x
    x = 39,799,905.21/10,353.88
  6. Step 6: Final answer
    x = 3,843.96

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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.