Home / 4,030.80-5,997.43-3,930.36

Finding the Fourth Proportional to 4,030.80, 5,997.43 and 3,930.36

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Solution

The fourth proportional to 4,030.80, 5,997.43 and 3,930.36 is: 5,847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.80 : 5,997.43 = 3,930.36 : x
  2. Step 2: Convert to fraction form
    4,030.80/5,997.43 = 3,930.36/x
  3. Step 3: Cross multiply
    4,030.80x = 5,997.43 × 3,930.36
  4. Step 4: Simplify right side
    4,030.80x = 23,572,058.97
  5. Step 5: Solve for x
    x = 23,572,058.97/4,030.80
  6. Step 6: Final answer
    x = 5,847.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.