Home / 8,996.22-13,467.67-6,666.68

Finding the Fourth Proportional to 8,996.22, 13,467.67 and 6,666.68

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Solution

The fourth proportional to 8,996.22, 13,467.67 and 6,666.68 is: 9,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.22 : 13,467.67 = 6,666.68 : x
  2. Step 2: Convert to fraction form
    8,996.22/13,467.67 = 6,666.68/x
  3. Step 3: Cross multiply
    8,996.22x = 13,467.67 × 6,666.68
  4. Step 4: Simplify right side
    8,996.22x = 89,784,614.23
  5. Step 5: Solve for x
    x = 89,784,614.23/8,996.22
  6. Step 6: Final answer
    x = 9,980.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.