Home / 2,721.14-3,756.76-1,727.26

Finding the Fourth Proportional to 2,721.14, 3,756.76 and 1,727.26

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Solution

The fourth proportional to 2,721.14, 3,756.76 and 1,727.26 is: 2,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.14 : 3,756.76 = 1,727.26 : x
  2. Step 2: Convert to fraction form
    2,721.14/3,756.76 = 1,727.26/x
  3. Step 3: Cross multiply
    2,721.14x = 3,756.76 × 1,727.26
  4. Step 4: Simplify right side
    2,721.14x = 6,488,901.28
  5. Step 5: Solve for x
    x = 6,488,901.28/2,721.14
  6. Step 6: Final answer
    x = 2,384.63

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1.5x scale

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.