Home / 3,501.20-4,831.58-2,008.92

Finding the Fourth Proportional to 3,501.20, 4,831.58 and 2,008.92

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Solution

The fourth proportional to 3,501.20, 4,831.58 and 2,008.92 is: 2,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.20 : 4,831.58 = 2,008.92 : x
  2. Step 2: Convert to fraction form
    3,501.20/4,831.58 = 2,008.92/x
  3. Step 3: Cross multiply
    3,501.20x = 4,831.58 × 2,008.92
  4. Step 4: Simplify right side
    3,501.20x = 9,706,257.69
  5. Step 5: Solve for x
    x = 9,706,257.69/3,501.20
  6. Step 6: Final answer
    x = 2,772.27

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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.