Home / 6,128.11-8,441.04-4,799.44

Finding the Fourth Proportional to 6,128.11, 8,441.04 and 4,799.44

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Solution

The fourth proportional to 6,128.11, 8,441.04 and 4,799.44 is: 6,610.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.11 : 8,441.04 = 4,799.44 : x
  2. Step 2: Convert to fraction form
    6,128.11/8,441.04 = 4,799.44/x
  3. Step 3: Cross multiply
    6,128.11x = 8,441.04 × 4,799.44
  4. Step 4: Simplify right side
    6,128.11x = 40,512,265.02
  5. Step 5: Solve for x
    x = 40,512,265.02/6,128.11
  6. Step 6: Final answer
    x = 6,610.89

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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.