Home / 2,006.52-3,011.75-1,276.61

Finding the Fourth Proportional to 2,006.52, 3,011.75 and 1,276.61

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Solution

The fourth proportional to 2,006.52, 3,011.75 and 1,276.61 is: 1,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.52 : 3,011.75 = 1,276.61 : x
  2. Step 2: Convert to fraction form
    2,006.52/3,011.75 = 1,276.61/x
  3. Step 3: Cross multiply
    2,006.52x = 3,011.75 × 1,276.61
  4. Step 4: Simplify right side
    2,006.52x = 3,844,813.51
  5. Step 5: Solve for x
    x = 3,844,813.51/2,006.52
  6. Step 6: Final answer
    x = 1,916.16

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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.