Home / 10,317.63-15,467.03-3,742.36

Finding the Fourth Proportional to 10,317.63, 15,467.03 and 3,742.36

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Solution

The fourth proportional to 10,317.63, 15,467.03 and 3,742.36 is: 5,610.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.63 : 15,467.03 = 3,742.36 : x
  2. Step 2: Convert to fraction form
    10,317.63/15,467.03 = 3,742.36/x
  3. Step 3: Cross multiply
    10,317.63x = 15,467.03 × 3,742.36
  4. Step 4: Simplify right side
    10,317.63x = 57,883,194.39
  5. Step 5: Solve for x
    x = 57,883,194.39/10,317.63
  6. Step 6: Final answer
    x = 5,610.13

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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.