Home / 11,767.23-16,239.20-6,462.45

Finding the Fourth Proportional to 11,767.23, 16,239.20 and 6,462.45

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Solution

The fourth proportional to 11,767.23, 16,239.20 and 6,462.45 is: 8,918.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.23 : 16,239.20 = 6,462.45 : x
  2. Step 2: Convert to fraction form
    11,767.23/16,239.20 = 6,462.45/x
  3. Step 3: Cross multiply
    11,767.23x = 16,239.20 × 6,462.45
  4. Step 4: Simplify right side
    11,767.23x = 104,944,985.73
  5. Step 5: Solve for x
    x = 104,944,985.73/11,767.23
  6. Step 6: Final answer
    x = 8,918.41

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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.