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Finding the Fourth Proportional to 6,356.61, 8,774.87 and 5,958.09

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Solution

The fourth proportional to 6,356.61, 8,774.87 and 5,958.09 is: 8,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.61 : 8,774.87 = 5,958.09 : x
  2. Step 2: Convert to fraction form
    6,356.61/8,774.87 = 5,958.09/x
  3. Step 3: Cross multiply
    6,356.61x = 8,774.87 × 5,958.09
  4. Step 4: Simplify right side
    6,356.61x = 52,281,435.41
  5. Step 5: Solve for x
    x = 52,281,435.41/6,356.61
  6. Step 6: Final answer
    x = 8,224.74

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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.