Home / 9,019.44-13,530.43-2,779.96

Finding the Fourth Proportional to 9,019.44, 13,530.43 and 2,779.96

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Solution

The fourth proportional to 9,019.44, 13,530.43 and 2,779.96 is: 4,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.44 : 13,530.43 = 2,779.96 : x
  2. Step 2: Convert to fraction form
    9,019.44/13,530.43 = 2,779.96/x
  3. Step 3: Cross multiply
    9,019.44x = 13,530.43 × 2,779.96
  4. Step 4: Simplify right side
    9,019.44x = 37,613,986.53
  5. Step 5: Solve for x
    x = 37,613,986.53/9,019.44
  6. Step 6: Final answer
    x = 4,170.32

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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.