Home / 11,393.51-17,090.76-3,495.44

Finding the Fourth Proportional to 11,393.51, 17,090.76 and 3,495.44

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Solution

The fourth proportional to 11,393.51, 17,090.76 and 3,495.44 is: 5,243.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.51 : 17,090.76 = 3,495.44 : x
  2. Step 2: Convert to fraction form
    11,393.51/17,090.76 = 3,495.44/x
  3. Step 3: Cross multiply
    11,393.51x = 17,090.76 × 3,495.44
  4. Step 4: Simplify right side
    11,393.51x = 59,739,640.68
  5. Step 5: Solve for x
    x = 59,739,640.68/11,393.51
  6. Step 6: Final answer
    x = 5,243.31

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1.5x scale

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.