Home / 11,819.60-17,712.67-6,556.92

Finding the Fourth Proportional to 11,819.60, 17,712.67 and 6,556.92

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Solution

The fourth proportional to 11,819.60, 17,712.67 and 6,556.92 is: 9,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819.60 : 17,712.67 = 6,556.92 : x
  2. Step 2: Convert to fraction form
    11,819.60/17,712.67 = 6,556.92/x
  3. Step 3: Cross multiply
    11,819.60x = 17,712.67 × 6,556.92
  4. Step 4: Simplify right side
    11,819.60x = 116,140,560.18
  5. Step 5: Solve for x
    x = 116,140,560.18/11,819.60
  6. Step 6: Final answer
    x = 9,826.10

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1.5x scale

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.