Home / 3,741.16-5,162.74-2,169.40

Finding the Fourth Proportional to 3,741.16, 5,162.74 and 2,169.40

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Solution

The fourth proportional to 3,741.16, 5,162.74 and 2,169.40 is: 2,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.16 : 5,162.74 = 2,169.40 : x
  2. Step 2: Convert to fraction form
    3,741.16/5,162.74 = 2,169.40/x
  3. Step 3: Cross multiply
    3,741.16x = 5,162.74 × 2,169.40
  4. Step 4: Simplify right side
    3,741.16x = 11,200,048.16
  5. Step 5: Solve for x
    x = 11,200,048.16/3,741.16
  6. Step 6: Final answer
    x = 2,993.74

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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.