Home / 3,630.80-5,010.10-2,058.56

Finding the Fourth Proportional to 3,630.80, 5,010.10 and 2,058.56

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Solution

The fourth proportional to 3,630.80, 5,010.10 and 2,058.56 is: 2,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.80 : 5,010.10 = 2,058.56 : x
  2. Step 2: Convert to fraction form
    3,630.80/5,010.10 = 2,058.56/x
  3. Step 3: Cross multiply
    3,630.80x = 5,010.10 × 2,058.56
  4. Step 4: Simplify right side
    3,630.80x = 10,313,591.46
  5. Step 5: Solve for x
    x = 10,313,591.46/3,630.80
  6. Step 6: Final answer
    x = 2,840.58

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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.