Home / 8,591.09-11,861.41-6,598.08

Finding the Fourth Proportional to 8,591.09, 11,861.41 and 6,598.08

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Solution

The fourth proportional to 8,591.09, 11,861.41 and 6,598.08 is: 9,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591.09 : 11,861.41 = 6,598.08 : x
  2. Step 2: Convert to fraction form
    8,591.09/11,861.41 = 6,598.08/x
  3. Step 3: Cross multiply
    8,591.09x = 11,861.41 × 6,598.08
  4. Step 4: Simplify right side
    8,591.09x = 78,262,578.24
  5. Step 5: Solve for x
    x = 78,262,578.24/8,591.09
  6. Step 6: Final answer
    x = 9,109.74

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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.