Home / 3,992.48-5,510.44-2,314.28

Finding the Fourth Proportional to 3,992.48, 5,510.44 and 2,314.28

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Solution

The fourth proportional to 3,992.48, 5,510.44 and 2,314.28 is: 3,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.48 : 5,510.44 = 2,314.28 : x
  2. Step 2: Convert to fraction form
    3,992.48/5,510.44 = 2,314.28/x
  3. Step 3: Cross multiply
    3,992.48x = 5,510.44 × 2,314.28
  4. Step 4: Simplify right side
    3,992.48x = 12,752,701.08
  5. Step 5: Solve for x
    x = 12,752,701.08/3,992.48
  6. Step 6: Final answer
    x = 3,194.18

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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.