Home / 11,089.59-15,301.35-6,372.96

Finding the Fourth Proportional to 11,089.59, 15,301.35 and 6,372.96

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Solution

The fourth proportional to 11,089.59, 15,301.35 and 6,372.96 is: 8,793.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.59 : 15,301.35 = 6,372.96 : x
  2. Step 2: Convert to fraction form
    11,089.59/15,301.35 = 6,372.96/x
  3. Step 3: Cross multiply
    11,089.59x = 15,301.35 × 6,372.96
  4. Step 4: Simplify right side
    11,089.59x = 97,514,891.50
  5. Step 5: Solve for x
    x = 97,514,891.50/11,089.59
  6. Step 6: Final answer
    x = 8,793.37

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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.