Home / 4,570.34-6,843.90-3,105.02

Finding the Fourth Proportional to 4,570.34, 6,843.90 and 3,105.02

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Solution

The fourth proportional to 4,570.34, 6,843.90 and 3,105.02 is: 4,649.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.34 : 6,843.90 = 3,105.02 : x
  2. Step 2: Convert to fraction form
    4,570.34/6,843.90 = 3,105.02/x
  3. Step 3: Cross multiply
    4,570.34x = 6,843.90 × 3,105.02
  4. Step 4: Simplify right side
    4,570.34x = 21,250,446.38
  5. Step 5: Solve for x
    x = 21,250,446.38/4,570.34
  6. Step 6: Final answer
    x = 4,649.64

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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.