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Finding the Fourth Proportional to 2,674.70, 3,691.34 and 1,495.77

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Solution

The fourth proportional to 2,674.70, 3,691.34 and 1,495.77 is: 2,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.70 : 3,691.34 = 1,495.77 : x
  2. Step 2: Convert to fraction form
    2,674.70/3,691.34 = 1,495.77/x
  3. Step 3: Cross multiply
    2,674.70x = 3,691.34 × 1,495.77
  4. Step 4: Simplify right side
    2,674.70x = 5,521,399.37
  5. Step 5: Solve for x
    x = 5,521,399.37/2,674.70
  6. Step 6: Final answer
    x = 2,064.30

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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.