Home / 2,117.75-2,923.29-1,233.83

Finding the Fourth Proportional to 2,117.75, 2,923.29 and 1,233.83

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Solution

The fourth proportional to 2,117.75, 2,923.29 and 1,233.83 is: 1,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117.75 : 2,923.29 = 1,233.83 : x
  2. Step 2: Convert to fraction form
    2,117.75/2,923.29 = 1,233.83/x
  3. Step 3: Cross multiply
    2,117.75x = 2,923.29 × 1,233.83
  4. Step 4: Simplify right side
    2,117.75x = 3,606,850.21
  5. Step 5: Solve for x
    x = 3,606,850.21/2,117.75
  6. Step 6: Final answer
    x = 1,703.16

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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.