Home / 4,040.48-6,049.79-2,987.99

Finding the Fourth Proportional to 4,040.48, 6,049.79 and 2,987.99

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Solution

The fourth proportional to 4,040.48, 6,049.79 and 2,987.99 is: 4,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.48 : 6,049.79 = 2,987.99 : x
  2. Step 2: Convert to fraction form
    4,040.48/6,049.79 = 2,987.99/x
  3. Step 3: Cross multiply
    4,040.48x = 6,049.79 × 2,987.99
  4. Step 4: Simplify right side
    4,040.48x = 18,076,700.72
  5. Step 5: Solve for x
    x = 18,076,700.72/4,040.48
  6. Step 6: Final answer
    x = 4,473.90

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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.