Home / 9,085.32-13,629.51-3,538.53

Finding the Fourth Proportional to 9,085.32, 13,629.51 and 3,538.53

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Solution

The fourth proportional to 9,085.32, 13,629.51 and 3,538.53 is: 5,308.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.32 : 13,629.51 = 3,538.53 : x
  2. Step 2: Convert to fraction form
    9,085.32/13,629.51 = 3,538.53/x
  3. Step 3: Cross multiply
    9,085.32x = 13,629.51 × 3,538.53
  4. Step 4: Simplify right side
    9,085.32x = 48,228,430.02
  5. Step 5: Solve for x
    x = 48,228,430.02/9,085.32
  6. Step 6: Final answer
    x = 5,308.39

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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.