Home / 7,319.23-10,100.56-3,962.04

Finding the Fourth Proportional to 7,319.23, 10,100.56 and 3,962.04

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Solution

The fourth proportional to 7,319.23, 10,100.56 and 3,962.04 is: 5,467.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.23 : 10,100.56 = 3,962.04 : x
  2. Step 2: Convert to fraction form
    7,319.23/10,100.56 = 3,962.04/x
  3. Step 3: Cross multiply
    7,319.23x = 10,100.56 × 3,962.04
  4. Step 4: Simplify right side
    7,319.23x = 40,018,777.68
  5. Step 5: Solve for x
    x = 40,018,777.68/7,319.23
  6. Step 6: Final answer
    x = 5,467.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.