Home / 6,290.36-8,680.74-3,496.04

Finding the Fourth Proportional to 6,290.36, 8,680.74 and 3,496.04

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Solution

The fourth proportional to 6,290.36, 8,680.74 and 3,496.04 is: 4,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.36 : 8,680.74 = 3,496.04 : x
  2. Step 2: Convert to fraction form
    6,290.36/8,680.74 = 3,496.04/x
  3. Step 3: Cross multiply
    6,290.36x = 8,680.74 × 3,496.04
  4. Step 4: Simplify right side
    6,290.36x = 30,348,214.27
  5. Step 5: Solve for x
    x = 30,348,214.27/6,290.36
  6. Step 6: Final answer
    x = 4,824.56

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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.