Home / 4,185.19-5,781.86-2,752.98

Finding the Fourth Proportional to 4,185.19, 5,781.86 and 2,752.98

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Solution

The fourth proportional to 4,185.19, 5,781.86 and 2,752.98 is: 3,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.19 : 5,781.86 = 2,752.98 : x
  2. Step 2: Convert to fraction form
    4,185.19/5,781.86 = 2,752.98/x
  3. Step 3: Cross multiply
    4,185.19x = 5,781.86 × 2,752.98
  4. Step 4: Simplify right side
    4,185.19x = 15,917,344.94
  5. Step 5: Solve for x
    x = 15,917,344.94/4,185.19
  6. Step 6: Final answer
    x = 3,803.26

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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.