Home / 11,367.03-15,686.39-6,330.96

Finding the Fourth Proportional to 11,367.03, 15,686.39 and 6,330.96

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Solution

The fourth proportional to 11,367.03, 15,686.39 and 6,330.96 is: 8,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,367.03 : 15,686.39 = 6,330.96 : x
  2. Step 2: Convert to fraction form
    11,367.03/15,686.39 = 6,330.96/x
  3. Step 3: Cross multiply
    11,367.03x = 15,686.39 × 6,330.96
  4. Step 4: Simplify right side
    11,367.03x = 99,309,829.20
  5. Step 5: Solve for x
    x = 99,309,829.20/11,367.03
  6. Step 6: Final answer
    x = 8,736.66

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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.