Home / 8,833.89-12,192.90-6,740.85

Finding the Fourth Proportional to 8,833.89, 12,192.90 and 6,740.85

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Solution

The fourth proportional to 8,833.89, 12,192.90 and 6,740.85 is: 9,304.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.89 : 12,192.90 = 6,740.85 : x
  2. Step 2: Convert to fraction form
    8,833.89/12,192.90 = 6,740.85/x
  3. Step 3: Cross multiply
    8,833.89x = 12,192.90 × 6,740.85
  4. Step 4: Simplify right side
    8,833.89x = 82,190,509.97
  5. Step 5: Solve for x
    x = 82,190,509.97/8,833.89
  6. Step 6: Final answer
    x = 9,304.00

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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.