Home / 4,461.10-6,691.44-2,119.39

Finding the Fourth Proportional to 4,461.10, 6,691.44 and 2,119.39

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Solution

The fourth proportional to 4,461.10, 6,691.44 and 2,119.39 is: 3,178.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.10 : 6,691.44 = 2,119.39 : x
  2. Step 2: Convert to fraction form
    4,461.10/6,691.44 = 2,119.39/x
  3. Step 3: Cross multiply
    4,461.10x = 6,691.44 × 2,119.39
  4. Step 4: Simplify right side
    4,461.10x = 14,181,771.02
  5. Step 5: Solve for x
    x = 14,181,771.02/4,461.10
  6. Step 6: Final answer
    x = 3,178.99

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1.5x scale

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.