Home / 6,100.40-9,151.32-2,205.20

Finding the Fourth Proportional to 6,100.40, 9,151.32 and 2,205.20

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Solution

The fourth proportional to 6,100.40, 9,151.32 and 2,205.20 is: 3,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.40 : 9,151.32 = 2,205.20 : x
  2. Step 2: Convert to fraction form
    6,100.40/9,151.32 = 2,205.20/x
  3. Step 3: Cross multiply
    6,100.40x = 9,151.32 × 2,205.20
  4. Step 4: Simplify right side
    6,100.40x = 20,180,490.86
  5. Step 5: Solve for x
    x = 20,180,490.86/6,100.40
  6. Step 6: Final answer
    x = 3,308.06

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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.