Home / 4,684.27-7,026.41-1,221.25

Finding the Fourth Proportional to 4,684.27, 7,026.41 and 1,221.25

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Solution

The fourth proportional to 4,684.27, 7,026.41 and 1,221.25 is: 1,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.27 : 7,026.41 = 1,221.25 : x
  2. Step 2: Convert to fraction form
    4,684.27/7,026.41 = 1,221.25/x
  3. Step 3: Cross multiply
    4,684.27x = 7,026.41 × 1,221.25
  4. Step 4: Simplify right side
    4,684.27x = 8,581,003.21
  5. Step 5: Solve for x
    x = 8,581,003.21/4,684.27
  6. Step 6: Final answer
    x = 1,831.88

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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.