Home / 8,825.89-12,179.75-4,847.26

Finding the Fourth Proportional to 8,825.89, 12,179.75 and 4,847.26

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Solution

The fourth proportional to 8,825.89, 12,179.75 and 4,847.26 is: 6,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.89 : 12,179.75 = 4,847.26 : x
  2. Step 2: Convert to fraction form
    8,825.89/12,179.75 = 4,847.26/x
  3. Step 3: Cross multiply
    8,825.89x = 12,179.75 × 4,847.26
  4. Step 4: Simplify right side
    8,825.89x = 59,038,414.99
  5. Step 5: Solve for x
    x = 59,038,414.99/8,825.89
  6. Step 6: Final answer
    x = 6,689.23

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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.