Home / 3,409.20-5,101.65-2,364.30

Finding the Fourth Proportional to 3,409.20, 5,101.65 and 2,364.30

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Solution

The fourth proportional to 3,409.20, 5,101.65 and 2,364.30 is: 3,538.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.20 : 5,101.65 = 2,364.30 : x
  2. Step 2: Convert to fraction form
    3,409.20/5,101.65 = 2,364.30/x
  3. Step 3: Cross multiply
    3,409.20x = 5,101.65 × 2,364.30
  4. Step 4: Simplify right side
    3,409.20x = 12,061,831.10
  5. Step 5: Solve for x
    x = 12,061,831.10/3,409.20
  6. Step 6: Final answer
    x = 3,538.02

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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.