Home / 4,889.34-6,747.39-2,651.31

Finding the Fourth Proportional to 4,889.34, 6,747.39 and 2,651.31

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Solution

The fourth proportional to 4,889.34, 6,747.39 and 2,651.31 is: 3,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.34 : 6,747.39 = 2,651.31 : x
  2. Step 2: Convert to fraction form
    4,889.34/6,747.39 = 2,651.31/x
  3. Step 3: Cross multiply
    4,889.34x = 6,747.39 × 2,651.31
  4. Step 4: Simplify right side
    4,889.34x = 17,889,422.58
  5. Step 5: Solve for x
    x = 17,889,422.58/4,889.34
  6. Step 6: Final answer
    x = 3,658.86

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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.