Home / 4,431.67-6,649.01-2,786.29

Finding the Fourth Proportional to 4,431.67, 6,649.01 and 2,786.29

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Solution

The fourth proportional to 4,431.67, 6,649.01 and 2,786.29 is: 4,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.67 : 6,649.01 = 2,786.29 : x
  2. Step 2: Convert to fraction form
    4,431.67/6,649.01 = 2,786.29/x
  3. Step 3: Cross multiply
    4,431.67x = 6,649.01 × 2,786.29
  4. Step 4: Simplify right side
    4,431.67x = 18,526,070.07
  5. Step 5: Solve for x
    x = 18,526,070.07/4,431.67
  6. Step 6: Final answer
    x = 4,180.38

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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.