Home / 3,500.25-4,831.06-2,009.19

Finding the Fourth Proportional to 3,500.25, 4,831.06 and 2,009.19

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Solution

The fourth proportional to 3,500.25, 4,831.06 and 2,009.19 is: 2,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.25 : 4,831.06 = 2,009.19 : x
  2. Step 2: Convert to fraction form
    3,500.25/4,831.06 = 2,009.19/x
  3. Step 3: Cross multiply
    3,500.25x = 4,831.06 × 2,009.19
  4. Step 4: Simplify right side
    3,500.25x = 9,706,517.44
  5. Step 5: Solve for x
    x = 9,706,517.44/3,500.25
  6. Step 6: Final answer
    x = 2,773.09

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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.