Home / 4,443.06-6,128.72-2,649.36

Finding the Fourth Proportional to 4,443.06, 6,128.72 and 2,649.36

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Solution

The fourth proportional to 4,443.06, 6,128.72 and 2,649.36 is: 3,654.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.06 : 6,128.72 = 2,649.36 : x
  2. Step 2: Convert to fraction form
    4,443.06/6,128.72 = 2,649.36/x
  3. Step 3: Cross multiply
    4,443.06x = 6,128.72 × 2,649.36
  4. Step 4: Simplify right side
    4,443.06x = 16,237,185.62
  5. Step 5: Solve for x
    x = 16,237,185.62/4,443.06
  6. Step 6: Final answer
    x = 3,654.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.