Home / 8,825.57-13,234.47-4,146.91

Finding the Fourth Proportional to 8,825.57, 13,234.47 and 4,146.91

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Solution

The fourth proportional to 8,825.57, 13,234.47 and 4,146.91 is: 6,218.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.57 : 13,234.47 = 4,146.91 : x
  2. Step 2: Convert to fraction form
    8,825.57/13,234.47 = 4,146.91/x
  3. Step 3: Cross multiply
    8,825.57x = 13,234.47 × 4,146.91
  4. Step 4: Simplify right side
    8,825.57x = 54,882,155.99
  5. Step 5: Solve for x
    x = 54,882,155.99/8,825.57
  6. Step 6: Final answer
    x = 6,218.54

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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.