Home / 3,058.66-4,220.46-1,732.36

Finding the Fourth Proportional to 3,058.66, 4,220.46 and 1,732.36

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Solution

The fourth proportional to 3,058.66, 4,220.46 and 1,732.36 is: 2,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.66 : 4,220.46 = 1,732.36 : x
  2. Step 2: Convert to fraction form
    3,058.66/4,220.46 = 1,732.36/x
  3. Step 3: Cross multiply
    3,058.66x = 4,220.46 × 1,732.36
  4. Step 4: Simplify right side
    3,058.66x = 7,311,356.09
  5. Step 5: Solve for x
    x = 7,311,356.09/3,058.66
  6. Step 6: Final answer
    x = 2,390.38

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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.