Home / 2,509.62-3,764.85-1,029.18

Finding the Fourth Proportional to 2,509.62, 3,764.85 and 1,029.18

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Solution

The fourth proportional to 2,509.62, 3,764.85 and 1,029.18 is: 1,543.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.62 : 3,764.85 = 1,029.18 : x
  2. Step 2: Convert to fraction form
    2,509.62/3,764.85 = 1,029.18/x
  3. Step 3: Cross multiply
    2,509.62x = 3,764.85 × 1,029.18
  4. Step 4: Simplify right side
    2,509.62x = 3,874,708.32
  5. Step 5: Solve for x
    x = 3,874,708.32/2,509.62
  6. Step 6: Final answer
    x = 1,543.94

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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.