Home / 8,806.19-12,156.42-6,163.97

Finding the Fourth Proportional to 8,806.19, 12,156.42 and 6,163.97

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Solution

The fourth proportional to 8,806.19, 12,156.42 and 6,163.97 is: 8,509.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.19 : 12,156.42 = 6,163.97 : x
  2. Step 2: Convert to fraction form
    8,806.19/12,156.42 = 6,163.97/x
  3. Step 3: Cross multiply
    8,806.19x = 12,156.42 × 6,163.97
  4. Step 4: Simplify right side
    8,806.19x = 74,931,861.69
  5. Step 5: Solve for x
    x = 74,931,861.69/8,806.19
  6. Step 6: Final answer
    x = 8,509.00

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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.