Home / 11,700.03-16,145.62-6,664.26

Finding the Fourth Proportional to 11,700.03, 16,145.62 and 6,664.26

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Solution

The fourth proportional to 11,700.03, 16,145.62 and 6,664.26 is: 9,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.03 : 16,145.62 = 6,664.26 : x
  2. Step 2: Convert to fraction form
    11,700.03/16,145.62 = 6,664.26/x
  3. Step 3: Cross multiply
    11,700.03x = 16,145.62 × 6,664.26
  4. Step 4: Simplify right side
    11,700.03x = 107,598,592.88
  5. Step 5: Solve for x
    x = 107,598,592.88/11,700.03
  6. Step 6: Final answer
    x = 9,196.44

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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.