Home / 2,651.24-3,658.72-1,456.34

Finding the Fourth Proportional to 2,651.24, 3,658.72 and 1,456.34

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Solution

The fourth proportional to 2,651.24, 3,658.72 and 1,456.34 is: 2,009.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.24 : 3,658.72 = 1,456.34 : x
  2. Step 2: Convert to fraction form
    2,651.24/3,658.72 = 1,456.34/x
  3. Step 3: Cross multiply
    2,651.24x = 3,658.72 × 1,456.34
  4. Step 4: Simplify right side
    2,651.24x = 5,328,340.28
  5. Step 5: Solve for x
    x = 5,328,340.28/2,651.24
  6. Step 6: Final answer
    x = 2,009.75

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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.