Home / 3,247.35-4,481.28-1,831.17

Finding the Fourth Proportional to 3,247.35, 4,481.28 and 1,831.17

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Solution

The fourth proportional to 3,247.35, 4,481.28 and 1,831.17 is: 2,526.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.35 : 4,481.28 = 1,831.17 : x
  2. Step 2: Convert to fraction form
    3,247.35/4,481.28 = 1,831.17/x
  3. Step 3: Cross multiply
    3,247.35x = 4,481.28 × 1,831.17
  4. Step 4: Simplify right side
    3,247.35x = 8,205,985.50
  5. Step 5: Solve for x
    x = 8,205,985.50/3,247.35
  6. Step 6: Final answer
    x = 2,526.98

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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.