Home / 9,100.43-13,652.20-4,170.49

Finding the Fourth Proportional to 9,100.43, 13,652.20 and 4,170.49

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Solution

The fourth proportional to 9,100.43, 13,652.20 and 4,170.49 is: 6,256.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.43 : 13,652.20 = 4,170.49 : x
  2. Step 2: Convert to fraction form
    9,100.43/13,652.20 = 4,170.49/x
  3. Step 3: Cross multiply
    9,100.43x = 13,652.20 × 4,170.49
  4. Step 4: Simplify right side
    9,100.43x = 56,936,311.20
  5. Step 5: Solve for x
    x = 56,936,311.20/9,100.43
  6. Step 6: Final answer
    x = 6,256.44

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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.