Home / 3,741.95-5,162.74-2,169.74

Finding the Fourth Proportional to 3,741.95, 5,162.74 and 2,169.74

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Solution

The fourth proportional to 3,741.95, 5,162.74 and 2,169.74 is: 2,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.95 : 5,162.74 = 2,169.74 : x
  2. Step 2: Convert to fraction form
    3,741.95/5,162.74 = 2,169.74/x
  3. Step 3: Cross multiply
    3,741.95x = 5,162.74 × 2,169.74
  4. Step 4: Simplify right side
    3,741.95x = 11,201,810.97
  5. Step 5: Solve for x
    x = 11,201,810.97/3,741.95
  6. Step 6: Final answer
    x = 2,993.57

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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.