Home / 3,118.59-4,672.36-2,601.91

Finding the Fourth Proportional to 3,118.59, 4,672.36 and 2,601.91

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Solution

The fourth proportional to 3,118.59, 4,672.36 and 2,601.91 is: 3,898.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.59 : 4,672.36 = 2,601.91 : x
  2. Step 2: Convert to fraction form
    3,118.59/4,672.36 = 2,601.91/x
  3. Step 3: Cross multiply
    3,118.59x = 4,672.36 × 2,601.91
  4. Step 4: Simplify right side
    3,118.59x = 12,157,060.21
  5. Step 5: Solve for x
    x = 12,157,060.21/3,118.59
  6. Step 6: Final answer
    x = 3,898.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.