Home / 3,058.70-4,220.98-1,732.66

Finding the Fourth Proportional to 3,058.70, 4,220.98 and 1,732.66

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Solution

The fourth proportional to 3,058.70, 4,220.98 and 1,732.66 is: 2,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.70 : 4,220.98 = 1,732.66 : x
  2. Step 2: Convert to fraction form
    3,058.70/4,220.98 = 1,732.66/x
  3. Step 3: Cross multiply
    3,058.70x = 4,220.98 × 1,732.66
  4. Step 4: Simplify right side
    3,058.70x = 7,313,508.32
  5. Step 5: Solve for x
    x = 7,313,508.32/3,058.70
  6. Step 6: Final answer
    x = 2,391.06

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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.