Home / 3,465.90-4,783.26-2,721.24

Finding the Fourth Proportional to 3,465.90, 4,783.26 and 2,721.24

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Solution

The fourth proportional to 3,465.90, 4,783.26 and 2,721.24 is: 3,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.90 : 4,783.26 = 2,721.24 : x
  2. Step 2: Convert to fraction form
    3,465.90/4,783.26 = 2,721.24/x
  3. Step 3: Cross multiply
    3,465.90x = 4,783.26 × 2,721.24
  4. Step 4: Simplify right side
    3,465.90x = 13,016,398.44
  5. Step 5: Solve for x
    x = 13,016,398.44/3,465.90
  6. Step 6: Final answer
    x = 3,755.56

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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.