Home / 2,937.20-4,406.62-2,388.02

Finding the Fourth Proportional to 2,937.20, 4,406.62 and 2,388.02

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Solution

The fourth proportional to 2,937.20, 4,406.62 and 2,388.02 is: 3,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.20 : 4,406.62 = 2,388.02 : x
  2. Step 2: Convert to fraction form
    2,937.20/4,406.62 = 2,388.02/x
  3. Step 3: Cross multiply
    2,937.20x = 4,406.62 × 2,388.02
  4. Step 4: Simplify right side
    2,937.20x = 10,523,096.69
  5. Step 5: Solve for x
    x = 10,523,096.69/2,937.20
  6. Step 6: Final answer
    x = 3,582.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.