Home / 9,192.77-13,784.83-6,422.57

Finding the Fourth Proportional to 9,192.77, 13,784.83 and 6,422.57

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Solution

The fourth proportional to 9,192.77, 13,784.83 and 6,422.57 is: 9,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.77 : 13,784.83 = 6,422.57 : x
  2. Step 2: Convert to fraction form
    9,192.77/13,784.83 = 6,422.57/x
  3. Step 3: Cross multiply
    9,192.77x = 13,784.83 × 6,422.57
  4. Step 4: Simplify right side
    9,192.77x = 88,534,035.61
  5. Step 5: Solve for x
    x = 88,534,035.61/9,192.77
  6. Step 6: Final answer
    x = 9,630.83

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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.