Home / 6,652.48-9,180.72-3,819.92

Finding the Fourth Proportional to 6,652.48, 9,180.72 and 3,819.92

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Solution

The fourth proportional to 6,652.48, 9,180.72 and 3,819.92 is: 5,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.48 : 9,180.72 = 3,819.92 : x
  2. Step 2: Convert to fraction form
    6,652.48/9,180.72 = 3,819.92/x
  3. Step 3: Cross multiply
    6,652.48x = 9,180.72 × 3,819.92
  4. Step 4: Simplify right side
    6,652.48x = 35,069,615.94
  5. Step 5: Solve for x
    x = 35,069,615.94/6,652.48
  6. Step 6: Final answer
    x = 5,271.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.