Home / 8,397.41-12,600.36-3,718.44

Finding the Fourth Proportional to 8,397.41, 12,600.36 and 3,718.44

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Solution

The fourth proportional to 8,397.41, 12,600.36 and 3,718.44 is: 5,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.41 : 12,600.36 = 3,718.44 : x
  2. Step 2: Convert to fraction form
    8,397.41/12,600.36 = 3,718.44/x
  3. Step 3: Cross multiply
    8,397.41x = 12,600.36 × 3,718.44
  4. Step 4: Simplify right side
    8,397.41x = 46,853,682.64
  5. Step 5: Solve for x
    x = 46,853,682.64/8,397.41
  6. Step 6: Final answer
    x = 5,579.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.