Home / 4,687.23-6,468.83-2,798.80

Finding the Fourth Proportional to 4,687.23, 6,468.83 and 2,798.80

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Solution

The fourth proportional to 4,687.23, 6,468.83 and 2,798.80 is: 3,862.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.23 : 6,468.83 = 2,798.80 : x
  2. Step 2: Convert to fraction form
    4,687.23/6,468.83 = 2,798.80/x
  3. Step 3: Cross multiply
    4,687.23x = 6,468.83 × 2,798.80
  4. Step 4: Simplify right side
    4,687.23x = 18,104,941.73
  5. Step 5: Solve for x
    x = 18,104,941.73/4,687.23
  6. Step 6: Final answer
    x = 3,862.61

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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.