Home / 2,721.33-3,750.05-1,933.17

Finding the Fourth Proportional to 2,721.33, 3,750.05 and 1,933.17

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Solution

The fourth proportional to 2,721.33, 3,750.05 and 1,933.17 is: 2,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.33 : 3,750.05 = 1,933.17 : x
  2. Step 2: Convert to fraction form
    2,721.33/3,750.05 = 1,933.17/x
  3. Step 3: Cross multiply
    2,721.33x = 3,750.05 × 1,933.17
  4. Step 4: Simplify right side
    2,721.33x = 7,249,470.24
  5. Step 5: Solve for x
    x = 7,249,470.24/2,721.33
  6. Step 6: Final answer
    x = 2,663.95

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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.