Home / 10,388.25-15,571.44-6,230.52

Finding the Fourth Proportional to 10,388.25, 15,571.44 and 6,230.52

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Solution

The fourth proportional to 10,388.25, 15,571.44 and 6,230.52 is: 9,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.25 : 15,571.44 = 6,230.52 : x
  2. Step 2: Convert to fraction form
    10,388.25/15,571.44 = 6,230.52/x
  3. Step 3: Cross multiply
    10,388.25x = 15,571.44 × 6,230.52
  4. Step 4: Simplify right side
    10,388.25x = 97,018,168.35
  5. Step 5: Solve for x
    x = 97,018,168.35/10,388.25
  6. Step 6: Final answer
    x = 9,339.22

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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.