Home / 4,687.42-6,468.61-2,698.36

Finding the Fourth Proportional to 4,687.42, 6,468.61 and 2,698.36

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Solution

The fourth proportional to 4,687.42, 6,468.61 and 2,698.36 is: 3,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.42 : 6,468.61 = 2,698.36 : x
  2. Step 2: Convert to fraction form
    4,687.42/6,468.61 = 2,698.36/x
  3. Step 3: Cross multiply
    4,687.42x = 6,468.61 × 2,698.36
  4. Step 4: Simplify right side
    4,687.42x = 17,454,657.01
  5. Step 5: Solve for x
    x = 17,454,657.01/4,687.42
  6. Step 6: Final answer
    x = 3,723.72

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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.