Home / 4,826.20-7,232.10-4,091.80

Finding the Fourth Proportional to 4,826.20, 7,232.10 and 4,091.80

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Solution

The fourth proportional to 4,826.20, 7,232.10 and 4,091.80 is: 6,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.20 : 7,232.10 = 4,091.80 : x
  2. Step 2: Convert to fraction form
    4,826.20/7,232.10 = 4,091.80/x
  3. Step 3: Cross multiply
    4,826.20x = 7,232.10 × 4,091.80
  4. Step 4: Simplify right side
    4,826.20x = 29,592,306.78
  5. Step 5: Solve for x
    x = 29,592,306.78/4,826.20
  6. Step 6: Final answer
    x = 6,131.60

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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.