Home / 8,825.99-12,180.15-4,847.38

Finding the Fourth Proportional to 8,825.99, 12,180.15 and 4,847.38

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Solution

The fourth proportional to 8,825.99, 12,180.15 and 4,847.38 is: 6,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.99 : 12,180.15 = 4,847.38 : x
  2. Step 2: Convert to fraction form
    8,825.99/12,180.15 = 4,847.38/x
  3. Step 3: Cross multiply
    8,825.99x = 12,180.15 × 4,847.38
  4. Step 4: Simplify right side
    8,825.99x = 59,041,785.06
  5. Step 5: Solve for x
    x = 59,041,785.06/8,825.99
  6. Step 6: Final answer
    x = 6,689.54

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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.