Home / 6,274.10-8,658.13-3,479.60

Finding the Fourth Proportional to 6,274.10, 8,658.13 and 3,479.60

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Solution

The fourth proportional to 6,274.10, 8,658.13 and 3,479.60 is: 4,801.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.10 : 8,658.13 = 3,479.60 : x
  2. Step 2: Convert to fraction form
    6,274.10/8,658.13 = 3,479.60/x
  3. Step 3: Cross multiply
    6,274.10x = 8,658.13 × 3,479.60
  4. Step 4: Simplify right side
    6,274.10x = 30,126,842.09
  5. Step 5: Solve for x
    x = 30,126,842.09/6,274.10
  6. Step 6: Final answer
    x = 4,801.78

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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.