Home / 1,741.44-2,612.15-443.01

Finding the Fourth Proportional to 1,741.44, 2,612.15 and 443.01

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Solution

The fourth proportional to 1,741.44, 2,612.15 and 443.01 is: 664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.44 : 2,612.15 = 443.01 : x
  2. Step 2: Convert to fraction form
    1,741.44/2,612.15 = 443.01/x
  3. Step 3: Cross multiply
    1,741.44x = 2,612.15 × 443.01
  4. Step 4: Simplify right side
    1,741.44x = 1,157,208.57
  5. Step 5: Solve for x
    x = 1,157,208.57/1,741.44
  6. Step 6: Final answer
    x = 664.51

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.