Home / 11,389.29-17,082.68-3,070.14

Finding the Fourth Proportional to 11,389.29, 17,082.68 and 3,070.14

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Solution

The fourth proportional to 11,389.29, 17,082.68 and 3,070.14 is: 4,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.29 : 17,082.68 = 3,070.14 : x
  2. Step 2: Convert to fraction form
    11,389.29/17,082.68 = 3,070.14/x
  3. Step 3: Cross multiply
    11,389.29x = 17,082.68 × 3,070.14
  4. Step 4: Simplify right side
    11,389.29x = 52,446,203.82
  5. Step 5: Solve for x
    x = 52,446,203.82/11,389.29
  6. Step 6: Final answer
    x = 4,604.87

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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.