Home / 5,973.20-8,243.28-3,320.54

Finding the Fourth Proportional to 5,973.20, 8,243.28 and 3,320.54

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Solution

The fourth proportional to 5,973.20, 8,243.28 and 3,320.54 is: 4,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.20 : 8,243.28 = 3,320.54 : x
  2. Step 2: Convert to fraction form
    5,973.20/8,243.28 = 3,320.54/x
  3. Step 3: Cross multiply
    5,973.20x = 8,243.28 × 3,320.54
  4. Step 4: Simplify right side
    5,973.20x = 27,372,140.97
  5. Step 5: Solve for x
    x = 27,372,140.97/5,973.20
  6. Step 6: Final answer
    x = 4,582.49

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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.