Home / 11,767.50-16,239.15-6,462.41

Finding the Fourth Proportional to 11,767.50, 16,239.15 and 6,462.41

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Solution

The fourth proportional to 11,767.50, 16,239.15 and 6,462.41 is: 8,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.50 : 16,239.15 = 6,462.41 : x
  2. Step 2: Convert to fraction form
    11,767.50/16,239.15 = 6,462.41/x
  3. Step 3: Cross multiply
    11,767.50x = 16,239.15 × 6,462.41
  4. Step 4: Simplify right side
    11,767.50x = 104,943,964.16
  5. Step 5: Solve for x
    x = 104,943,964.16/11,767.50
  6. Step 6: Final answer
    x = 8,918.12

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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.