Home / 2,721.54-3,753.36-2,352.18

Finding the Fourth Proportional to 2,721.54, 3,753.36 and 2,352.18

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Solution

The fourth proportional to 2,721.54, 3,753.36 and 2,352.18 is: 3,243.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.54 : 3,753.36 = 2,352.18 : x
  2. Step 2: Convert to fraction form
    2,721.54/3,753.36 = 2,352.18/x
  3. Step 3: Cross multiply
    2,721.54x = 3,753.36 × 2,352.18
  4. Step 4: Simplify right side
    2,721.54x = 8,828,578.32
  5. Step 5: Solve for x
    x = 8,828,578.32/2,721.54
  6. Step 6: Final answer
    x = 3,243.96

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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.