Home / 6,217.02-8,578.98-3,422.52

Finding the Fourth Proportional to 6,217.02, 8,578.98 and 3,422.52

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Solution

The fourth proportional to 6,217.02, 8,578.98 and 3,422.52 is: 4,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.02 : 8,578.98 = 3,422.52 : x
  2. Step 2: Convert to fraction form
    6,217.02/8,578.98 = 3,422.52/x
  3. Step 3: Cross multiply
    6,217.02x = 8,578.98 × 3,422.52
  4. Step 4: Simplify right side
    6,217.02x = 29,361,730.63
  5. Step 5: Solve for x
    x = 29,361,730.63/6,217.02
  6. Step 6: Final answer
    x = 4,722.80

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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.