Home / 6,965.20-10,445.76-3,676.50

Finding the Fourth Proportional to 6,965.20, 10,445.76 and 3,676.50

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Solution

The fourth proportional to 6,965.20, 10,445.76 and 3,676.50 is: 5,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.20 : 10,445.76 = 3,676.50 : x
  2. Step 2: Convert to fraction form
    6,965.20/10,445.76 = 3,676.50/x
  3. Step 3: Cross multiply
    6,965.20x = 10,445.76 × 3,676.50
  4. Step 4: Simplify right side
    6,965.20x = 38,403,836.64
  5. Step 5: Solve for x
    x = 38,403,836.64/6,965.20
  6. Step 6: Final answer
    x = 5,513.67

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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.