Home / 6,892.08-10,339.45-2,943.28

Finding the Fourth Proportional to 6,892.08, 10,339.45 and 2,943.28

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Solution

The fourth proportional to 6,892.08, 10,339.45 and 2,943.28 is: 4,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.08 : 10,339.45 = 2,943.28 : x
  2. Step 2: Convert to fraction form
    6,892.08/10,339.45 = 2,943.28/x
  3. Step 3: Cross multiply
    6,892.08x = 10,339.45 × 2,943.28
  4. Step 4: Simplify right side
    6,892.08x = 30,431,896.40
  5. Step 5: Solve for x
    x = 30,431,896.40/6,892.08
  6. Step 6: Final answer
    x = 4,415.49

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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.