Home / 1,516.05-2,092.41-1,119.77

Finding the Fourth Proportional to 1,516.05, 2,092.41 and 1,119.77

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Solution

The fourth proportional to 1,516.05, 2,092.41 and 1,119.77 is: 1,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.05 : 2,092.41 = 1,119.77 : x
  2. Step 2: Convert to fraction form
    1,516.05/2,092.41 = 1,119.77/x
  3. Step 3: Cross multiply
    1,516.05x = 2,092.41 × 1,119.77
  4. Step 4: Simplify right side
    1,516.05x = 2,343,023.18
  5. Step 5: Solve for x
    x = 2,343,023.18/1,516.05
  6. Step 6: Final answer
    x = 1,545.48

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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.