Home / 4,783.91-6,600.89-2,687.63

Finding the Fourth Proportional to 4,783.91, 6,600.89 and 2,687.63

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Solution

The fourth proportional to 4,783.91, 6,600.89 and 2,687.63 is: 3,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.91 : 6,600.89 = 2,687.63 : x
  2. Step 2: Convert to fraction form
    4,783.91/6,600.89 = 2,687.63/x
  3. Step 3: Cross multiply
    4,783.91x = 6,600.89 × 2,687.63
  4. Step 4: Simplify right side
    4,783.91x = 17,740,723.71
  5. Step 5: Solve for x
    x = 17,740,723.71/4,783.91
  6. Step 6: Final answer
    x = 3,708.42

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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.