Home / 4,113.40-6,170.10-3,076.60

Finding the Fourth Proportional to 4,113.40, 6,170.10 and 3,076.60

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Solution

The fourth proportional to 4,113.40, 6,170.10 and 3,076.60 is: 4,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.40 : 6,170.10 = 3,076.60 : x
  2. Step 2: Convert to fraction form
    4,113.40/6,170.10 = 3,076.60/x
  3. Step 3: Cross multiply
    4,113.40x = 6,170.10 × 3,076.60
  4. Step 4: Simplify right side
    4,113.40x = 18,982,929.66
  5. Step 5: Solve for x
    x = 18,982,929.66/4,113.40
  6. Step 6: Final answer
    x = 4,614.90

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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.