Home / 4,691.83-6,474.21-2,675.31

Finding the Fourth Proportional to 4,691.83, 6,474.21 and 2,675.31

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Solution

The fourth proportional to 4,691.83, 6,474.21 and 2,675.31 is: 3,691.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.83 : 6,474.21 = 2,675.31 : x
  2. Step 2: Convert to fraction form
    4,691.83/6,474.21 = 2,675.31/x
  3. Step 3: Cross multiply
    4,691.83x = 6,474.21 × 2,675.31
  4. Step 4: Simplify right side
    4,691.83x = 17,320,484.44
  5. Step 5: Solve for x
    x = 17,320,484.44/4,691.83
  6. Step 6: Final answer
    x = 3,691.63

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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.