Home / 3,516.74-4,853.77-2,190.19

Finding the Fourth Proportional to 3,516.74, 4,853.77 and 2,190.19

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Solution

The fourth proportional to 3,516.74, 4,853.77 and 2,190.19 is: 3,022.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.74 : 4,853.77 = 2,190.19 : x
  2. Step 2: Convert to fraction form
    3,516.74/4,853.77 = 2,190.19/x
  3. Step 3: Cross multiply
    3,516.74x = 4,853.77 × 2,190.19
  4. Step 4: Simplify right side
    3,516.74x = 10,630,682.33
  5. Step 5: Solve for x
    x = 10,630,682.33/3,516.74
  6. Step 6: Final answer
    x = 3,022.88

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Half scale
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Double scale
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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.