Home / 5,973.28-8,243.40-3,320.60

Finding the Fourth Proportional to 5,973.28, 8,243.40 and 3,320.60

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Solution

The fourth proportional to 5,973.28, 8,243.40 and 3,320.60 is: 4,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.28 : 8,243.40 = 3,320.60 : x
  2. Step 2: Convert to fraction form
    5,973.28/8,243.40 = 3,320.60/x
  3. Step 3: Cross multiply
    5,973.28x = 8,243.40 × 3,320.60
  4. Step 4: Simplify right side
    5,973.28x = 27,373,034.04
  5. Step 5: Solve for x
    x = 27,373,034.04/5,973.28
  6. Step 6: Final answer
    x = 4,582.58

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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.