Home / 1,610.43-2,415.62-1,082.13

Finding the Fourth Proportional to 1,610.43, 2,415.62 and 1,082.13

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Solution

The fourth proportional to 1,610.43, 2,415.62 and 1,082.13 is: 1,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.43 : 2,415.62 = 1,082.13 : x
  2. Step 2: Convert to fraction form
    1,610.43/2,415.62 = 1,082.13/x
  3. Step 3: Cross multiply
    1,610.43x = 2,415.62 × 1,082.13
  4. Step 4: Simplify right side
    1,610.43x = 2,614,009.46
  5. Step 5: Solve for x
    x = 2,614,009.46/1,610.43
  6. Step 6: Final answer
    x = 1,623.17

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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.