Home / 7,748.79-11,622.89-2,483.67

Finding the Fourth Proportional to 7,748.79, 11,622.89 and 2,483.67

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Solution

The fourth proportional to 7,748.79, 11,622.89 and 2,483.67 is: 3,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.79 : 11,622.89 = 2,483.67 : x
  2. Step 2: Convert to fraction form
    7,748.79/11,622.89 = 2,483.67/x
  3. Step 3: Cross multiply
    7,748.79x = 11,622.89 × 2,483.67
  4. Step 4: Simplify right side
    7,748.79x = 28,867,410.79
  5. Step 5: Solve for x
    x = 28,867,410.79/7,748.79
  6. Step 6: Final answer
    x = 3,725.41

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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.