Home / 2,162.13-2,981.38-1,462.29

Finding the Fourth Proportional to 2,162.13, 2,981.38 and 1,462.29

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Solution

The fourth proportional to 2,162.13, 2,981.38 and 1,462.29 is: 2,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162.13 : 2,981.38 = 1,462.29 : x
  2. Step 2: Convert to fraction form
    2,162.13/2,981.38 = 1,462.29/x
  3. Step 3: Cross multiply
    2,162.13x = 2,981.38 × 1,462.29
  4. Step 4: Simplify right side
    2,162.13x = 4,359,642.16
  5. Step 5: Solve for x
    x = 4,359,642.16/2,162.13
  6. Step 6: Final answer
    x = 2,016.36

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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.