Home / 3,012.42-4,495.80-2,934.66

Finding the Fourth Proportional to 3,012.42, 4,495.80 and 2,934.66

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Solution

The fourth proportional to 3,012.42, 4,495.80 and 2,934.66 is: 4,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.42 : 4,495.80 = 2,934.66 : x
  2. Step 2: Convert to fraction form
    3,012.42/4,495.80 = 2,934.66/x
  3. Step 3: Cross multiply
    3,012.42x = 4,495.80 × 2,934.66
  4. Step 4: Simplify right side
    3,012.42x = 13,193,644.43
  5. Step 5: Solve for x
    x = 13,193,644.43/3,012.42
  6. Step 6: Final answer
    x = 4,379.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.