Home / 6,251.07-8,614.57-4,479.60

Finding the Fourth Proportional to 6,251.07, 8,614.57 and 4,479.60

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Solution

The fourth proportional to 6,251.07, 8,614.57 and 4,479.60 is: 6,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.07 : 8,614.57 = 4,479.60 : x
  2. Step 2: Convert to fraction form
    6,251.07/8,614.57 = 4,479.60/x
  3. Step 3: Cross multiply
    6,251.07x = 8,614.57 × 4,479.60
  4. Step 4: Simplify right side
    6,251.07x = 38,589,827.77
  5. Step 5: Solve for x
    x = 38,589,827.77/6,251.07
  6. Step 6: Final answer
    x = 6,173.32

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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.