Home / 11,691.10-17,536.64-2,926.01

Finding the Fourth Proportional to 11,691.10, 17,536.64 and 2,926.01

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Solution

The fourth proportional to 11,691.10, 17,536.64 and 2,926.01 is: 4,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.10 : 17,536.64 = 2,926.01 : x
  2. Step 2: Convert to fraction form
    11,691.10/17,536.64 = 2,926.01/x
  3. Step 3: Cross multiply
    11,691.10x = 17,536.64 × 2,926.01
  4. Step 4: Simplify right side
    11,691.10x = 51,312,281.69
  5. Step 5: Solve for x
    x = 51,312,281.69/11,691.10
  6. Step 6: Final answer
    x = 4,389.01

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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.