Home / 4,789.94-6,610.46-2,665.63

Finding the Fourth Proportional to 4,789.94, 6,610.46 and 2,665.63

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Solution

The fourth proportional to 4,789.94, 6,610.46 and 2,665.63 is: 3,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.94 : 6,610.46 = 2,665.63 : x
  2. Step 2: Convert to fraction form
    4,789.94/6,610.46 = 2,665.63/x
  3. Step 3: Cross multiply
    4,789.94x = 6,610.46 × 2,665.63
  4. Step 4: Simplify right side
    4,789.94x = 17,621,035.42
  5. Step 5: Solve for x
    x = 17,621,035.42/4,789.94
  6. Step 6: Final answer
    x = 3,678.76

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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.