Home / 10,208.48-15,308.75-3,967.67

Finding the Fourth Proportional to 10,208.48, 15,308.75 and 3,967.67

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Solution

The fourth proportional to 10,208.48, 15,308.75 and 3,967.67 is: 5,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.48 : 15,308.75 = 3,967.67 : x
  2. Step 2: Convert to fraction form
    10,208.48/15,308.75 = 3,967.67/x
  3. Step 3: Cross multiply
    10,208.48x = 15,308.75 × 3,967.67
  4. Step 4: Simplify right side
    10,208.48x = 60,740,001.49
  5. Step 5: Solve for x
    x = 60,740,001.49/10,208.48
  6. Step 6: Final answer
    x = 5,949.96

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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.