Home / 9,169.56-12,639.24-6,184.44

Finding the Fourth Proportional to 9,169.56, 12,639.24 and 6,184.44

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Solution

The fourth proportional to 9,169.56, 12,639.24 and 6,184.44 is: 8,524.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.56 : 12,639.24 = 6,184.44 : x
  2. Step 2: Convert to fraction form
    9,169.56/12,639.24 = 6,184.44/x
  3. Step 3: Cross multiply
    9,169.56x = 12,639.24 × 6,184.44
  4. Step 4: Simplify right side
    9,169.56x = 78,166,621.43
  5. Step 5: Solve for x
    x = 78,166,621.43/9,169.56
  6. Step 6: Final answer
    x = 8,524.58

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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.