Home / 7,034.31-10,553.87-2,653.02

Finding the Fourth Proportional to 7,034.31, 10,553.87 and 2,653.02

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Solution

The fourth proportional to 7,034.31, 10,553.87 and 2,653.02 is: 3,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.31 : 10,553.87 = 2,653.02 : x
  2. Step 2: Convert to fraction form
    7,034.31/10,553.87 = 2,653.02/x
  3. Step 3: Cross multiply
    7,034.31x = 10,553.87 × 2,653.02
  4. Step 4: Simplify right side
    7,034.31x = 27,999,634.82
  5. Step 5: Solve for x
    x = 27,999,634.82/7,034.31
  6. Step 6: Final answer
    x = 3,980.44

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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.