Home / 4,178.48-6,270.60-2,714

Finding the Fourth Proportional to 4,178.48, 6,270.60 and 2,714

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Solution

The fourth proportional to 4,178.48, 6,270.60 and 2,714 is: 4,072.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.48 : 6,270.60 = 2,714 : x
  2. Step 2: Convert to fraction form
    4,178.48/6,270.60 = 2,714/x
  3. Step 3: Cross multiply
    4,178.48x = 6,270.60 × 2,714
  4. Step 4: Simplify right side
    4,178.48x = 17,018,408.40
  5. Step 5: Solve for x
    x = 17,018,408.40/4,178.48
  6. Step 6: Final answer
    x = 4,072.87

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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.