Home / 11,449.54-17,175.93-3,656.53

Finding the Fourth Proportional to 11,449.54, 17,175.93 and 3,656.53

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Solution

The fourth proportional to 11,449.54, 17,175.93 and 3,656.53 is: 5,485.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.54 : 17,175.93 = 3,656.53 : x
  2. Step 2: Convert to fraction form
    11,449.54/17,175.93 = 3,656.53/x
  3. Step 3: Cross multiply
    11,449.54x = 17,175.93 × 3,656.53
  4. Step 4: Simplify right side
    11,449.54x = 62,804,303.32
  5. Step 5: Solve for x
    x = 62,804,303.32/11,449.54
  6. Step 6: Final answer
    x = 5,485.31

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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.