Home / 11,930.79-17,898.48-4,534.67

Finding the Fourth Proportional to 11,930.79, 17,898.48 and 4,534.67

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Solution

The fourth proportional to 11,930.79, 17,898.48 and 4,534.67 is: 6,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.79 : 17,898.48 = 4,534.67 : x
  2. Step 2: Convert to fraction form
    11,930.79/17,898.48 = 4,534.67/x
  3. Step 3: Cross multiply
    11,930.79x = 17,898.48 × 4,534.67
  4. Step 4: Simplify right side
    11,930.79x = 81,163,610.81
  5. Step 5: Solve for x
    x = 81,163,610.81/11,930.79
  6. Step 6: Final answer
    x = 6,802.87

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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.