Home / 11,818.22-16,301.92-7,034.96

Finding the Fourth Proportional to 11,818.22, 16,301.92 and 7,034.96

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Solution

The fourth proportional to 11,818.22, 16,301.92 and 7,034.96 is: 9,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.22 : 16,301.92 = 7,034.96 : x
  2. Step 2: Convert to fraction form
    11,818.22/16,301.92 = 7,034.96/x
  3. Step 3: Cross multiply
    11,818.22x = 16,301.92 × 7,034.96
  4. Step 4: Simplify right side
    11,818.22x = 114,683,355.12
  5. Step 5: Solve for x
    x = 114,683,355.12/11,818.22
  6. Step 6: Final answer
    x = 9,703.94

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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.