Home / 2,313.06-3,192.33-2,116.23

Finding the Fourth Proportional to 2,313.06, 3,192.33 and 2,116.23

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Solution

The fourth proportional to 2,313.06, 3,192.33 and 2,116.23 is: 2,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.06 : 3,192.33 = 2,116.23 : x
  2. Step 2: Convert to fraction form
    2,313.06/3,192.33 = 2,116.23/x
  3. Step 3: Cross multiply
    2,313.06x = 3,192.33 × 2,116.23
  4. Step 4: Simplify right side
    2,313.06x = 6,755,704.52
  5. Step 5: Solve for x
    x = 6,755,704.52/2,313.06
  6. Step 6: Final answer
    x = 2,920.68

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1.5x scale

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.