Home / 6,897.64-10,338.36-3,192.05

Finding the Fourth Proportional to 6,897.64, 10,338.36 and 3,192.05

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Solution

The fourth proportional to 6,897.64, 10,338.36 and 3,192.05 is: 4,784.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.64 : 10,338.36 = 3,192.05 : x
  2. Step 2: Convert to fraction form
    6,897.64/10,338.36 = 3,192.05/x
  3. Step 3: Cross multiply
    6,897.64x = 10,338.36 × 3,192.05
  4. Step 4: Simplify right side
    6,897.64x = 33,000,562.04
  5. Step 5: Solve for x
    x = 33,000,562.04/6,897.64
  6. Step 6: Final answer
    x = 4,784.33

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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.