Home / 4,430.72-6,112-3,249.12

Finding the Fourth Proportional to 4,430.72, 6,112 and 3,249.12

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Solution

The fourth proportional to 4,430.72, 6,112 and 3,249.12 is: 4,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.72 : 6,112 = 3,249.12 : x
  2. Step 2: Convert to fraction form
    4,430.72/6,112 = 3,249.12/x
  3. Step 3: Cross multiply
    4,430.72x = 6,112 × 3,249.12
  4. Step 4: Simplify right side
    4,430.72x = 19,858,621.44
  5. Step 5: Solve for x
    x = 19,858,621.44/4,430.72
  6. Step 6: Final answer
    x = 4,482.03

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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.