Home / 11,197.04-15,453.96-6,481.76

Finding the Fourth Proportional to 11,197.04, 15,453.96 and 6,481.76

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Solution

The fourth proportional to 11,197.04, 15,453.96 and 6,481.76 is: 8,946.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.04 : 15,453.96 = 6,481.76 : x
  2. Step 2: Convert to fraction form
    11,197.04/15,453.96 = 6,481.76/x
  3. Step 3: Cross multiply
    11,197.04x = 15,453.96 × 6,481.76
  4. Step 4: Simplify right side
    11,197.04x = 100,168,859.77
  5. Step 5: Solve for x
    x = 100,168,859.77/11,197.04
  6. Step 6: Final answer
    x = 8,946.01

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1.5x scale

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.