Home / 3,501.38-4,831.43-2,009.03

Finding the Fourth Proportional to 3,501.38, 4,831.43 and 2,009.03

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Solution

The fourth proportional to 3,501.38, 4,831.43 and 2,009.03 is: 2,772.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.38 : 4,831.43 = 2,009.03 : x
  2. Step 2: Convert to fraction form
    3,501.38/4,831.43 = 2,009.03/x
  3. Step 3: Cross multiply
    3,501.38x = 4,831.43 × 2,009.03
  4. Step 4: Simplify right side
    3,501.38x = 9,706,453.61
  5. Step 5: Solve for x
    x = 9,706,453.61/3,501.38
  6. Step 6: Final answer
    x = 2,772.18

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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.