Home / 5,943.06-8,200.62-3,290.40

Finding the Fourth Proportional to 5,943.06, 8,200.62 and 3,290.40

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Solution

The fourth proportional to 5,943.06, 8,200.62 and 3,290.40 is: 4,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.06 : 8,200.62 = 3,290.40 : x
  2. Step 2: Convert to fraction form
    5,943.06/8,200.62 = 3,290.40/x
  3. Step 3: Cross multiply
    5,943.06x = 8,200.62 × 3,290.40
  4. Step 4: Simplify right side
    5,943.06x = 26,983,320.05
  5. Step 5: Solve for x
    x = 26,983,320.05/5,943.06
  6. Step 6: Final answer
    x = 4,540.31

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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.