Home / 6,100.40-9,150.60-4,156.40

Finding the Fourth Proportional to 6,100.40, 9,150.60 and 4,156.40

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Solution

The fourth proportional to 6,100.40, 9,150.60 and 4,156.40 is: 6,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.40 : 9,150.60 = 4,156.40 : x
  2. Step 2: Convert to fraction form
    6,100.40/9,150.60 = 4,156.40/x
  3. Step 3: Cross multiply
    6,100.40x = 9,150.60 × 4,156.40
  4. Step 4: Simplify right side
    6,100.40x = 38,033,553.84
  5. Step 5: Solve for x
    x = 38,033,553.84/6,100.40
  6. Step 6: Final answer
    x = 6,234.60

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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.