Home / 3,630.14-5,009.38-2,058.20

Finding the Fourth Proportional to 3,630.14, 5,009.38 and 2,058.20

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Solution

The fourth proportional to 3,630.14, 5,009.38 and 2,058.20 is: 2,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.14 : 5,009.38 = 2,058.20 : x
  2. Step 2: Convert to fraction form
    3,630.14/5,009.38 = 2,058.20/x
  3. Step 3: Cross multiply
    3,630.14x = 5,009.38 × 2,058.20
  4. Step 4: Simplify right side
    3,630.14x = 10,310,305.92
  5. Step 5: Solve for x
    x = 10,310,305.92/3,630.14
  6. Step 6: Final answer
    x = 2,840.20

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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.