Home / 2,011.26-2,772.63-1,411.93

Finding the Fourth Proportional to 2,011.26, 2,772.63 and 1,411.93

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Solution

The fourth proportional to 2,011.26, 2,772.63 and 1,411.93 is: 1,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.26 : 2,772.63 = 1,411.93 : x
  2. Step 2: Convert to fraction form
    2,011.26/2,772.63 = 1,411.93/x
  3. Step 3: Cross multiply
    2,011.26x = 2,772.63 × 1,411.93
  4. Step 4: Simplify right side
    2,011.26x = 3,914,756.94
  5. Step 5: Solve for x
    x = 3,914,756.94/2,011.26
  6. Step 6: Final answer
    x = 1,946.42

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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.