Home / 6,261.29-8,640.57-3,466.79

Finding the Fourth Proportional to 6,261.29, 8,640.57 and 3,466.79

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Solution

The fourth proportional to 6,261.29, 8,640.57 and 3,466.79 is: 4,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.29 : 8,640.57 = 3,466.79 : x
  2. Step 2: Convert to fraction form
    6,261.29/8,640.57 = 3,466.79/x
  3. Step 3: Cross multiply
    6,261.29x = 8,640.57 × 3,466.79
  4. Step 4: Simplify right side
    6,261.29x = 29,954,998.47
  5. Step 5: Solve for x
    x = 29,954,998.47/6,261.29
  6. Step 6: Final answer
    x = 4,784.16

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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.