Home / 8,825.88-12,179.91-4,847.01

Finding the Fourth Proportional to 8,825.88, 12,179.91 and 4,847.01

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Solution

The fourth proportional to 8,825.88, 12,179.91 and 4,847.01 is: 6,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.88 : 12,179.91 = 4,847.01 : x
  2. Step 2: Convert to fraction form
    8,825.88/12,179.91 = 4,847.01/x
  3. Step 3: Cross multiply
    8,825.88x = 12,179.91 × 4,847.01
  4. Step 4: Simplify right side
    8,825.88x = 59,036,145.57
  5. Step 5: Solve for x
    x = 59,036,145.57/8,825.88
  6. Step 6: Final answer
    x = 6,688.98

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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.