Home / 5,959.44-8,228.12-3,722.40

Finding the Fourth Proportional to 5,959.44, 8,228.12 and 3,722.40

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Solution

The fourth proportional to 5,959.44, 8,228.12 and 3,722.40 is: 5,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959.44 : 8,228.12 = 3,722.40 : x
  2. Step 2: Convert to fraction form
    5,959.44/8,228.12 = 3,722.40/x
  3. Step 3: Cross multiply
    5,959.44x = 8,228.12 × 3,722.40
  4. Step 4: Simplify right side
    5,959.44x = 30,628,335.28
  5. Step 5: Solve for x
    x = 30,628,335.28/5,959.44
  6. Step 6: Final answer
    x = 5,139.47

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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.