Home / 2,853.06-4,284.46-2,491

Finding the Fourth Proportional to 2,853.06, 4,284.46 and 2,491

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Solution

The fourth proportional to 2,853.06, 4,284.46 and 2,491 is: 3,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.06 : 4,284.46 = 2,491 : x
  2. Step 2: Convert to fraction form
    2,853.06/4,284.46 = 2,491/x
  3. Step 3: Cross multiply
    2,853.06x = 4,284.46 × 2,491
  4. Step 4: Simplify right side
    2,853.06x = 10,672,589.86
  5. Step 5: Solve for x
    x = 10,672,589.86/2,853.06
  6. Step 6: Final answer
    x = 3,740.75

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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.