Home / 11,066.13-16,566.39-6,670.26

Finding the Fourth Proportional to 11,066.13, 16,566.39 and 6,670.26

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Solution

The fourth proportional to 11,066.13, 16,566.39 and 6,670.26 is: 9,985.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.13 : 16,566.39 = 6,670.26 : x
  2. Step 2: Convert to fraction form
    11,066.13/16,566.39 = 6,670.26/x
  3. Step 3: Cross multiply
    11,066.13x = 16,566.39 × 6,670.26
  4. Step 4: Simplify right side
    11,066.13x = 110,502,128.56
  5. Step 5: Solve for x
    x = 110,502,128.56/11,066.13
  6. Step 6: Final answer
    x = 9,985.62

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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.