Home / 6,146.28-8,480.77-3,493.18

Finding the Fourth Proportional to 6,146.28, 8,480.77 and 3,493.18

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Solution

The fourth proportional to 6,146.28, 8,480.77 and 3,493.18 is: 4,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.28 : 8,480.77 = 3,493.18 : x
  2. Step 2: Convert to fraction form
    6,146.28/8,480.77 = 3,493.18/x
  3. Step 3: Cross multiply
    6,146.28x = 8,480.77 × 3,493.18
  4. Step 4: Simplify right side
    6,146.28x = 29,624,810.31
  5. Step 5: Solve for x
    x = 29,624,810.31/6,146.28
  6. Step 6: Final answer
    x = 4,819.96

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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.