Home / 7,322.49-10,983.63-1,775.88

Finding the Fourth Proportional to 7,322.49, 10,983.63 and 1,775.88

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Solution

The fourth proportional to 7,322.49, 10,983.63 and 1,775.88 is: 2,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.49 : 10,983.63 = 1,775.88 : x
  2. Step 2: Convert to fraction form
    7,322.49/10,983.63 = 1,775.88/x
  3. Step 3: Cross multiply
    7,322.49x = 10,983.63 × 1,775.88
  4. Step 4: Simplify right side
    7,322.49x = 19,505,608.84
  5. Step 5: Solve for x
    x = 19,505,608.84/7,322.49
  6. Step 6: Final answer
    x = 2,663.79

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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.