Home / 6,247.28-9,372.54-1,864.64

Finding the Fourth Proportional to 6,247.28, 9,372.54 and 1,864.64

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Solution

The fourth proportional to 6,247.28, 9,372.54 and 1,864.64 is: 2,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.28 : 9,372.54 = 1,864.64 : x
  2. Step 2: Convert to fraction form
    6,247.28/9,372.54 = 1,864.64/x
  3. Step 3: Cross multiply
    6,247.28x = 9,372.54 × 1,864.64
  4. Step 4: Simplify right side
    6,247.28x = 17,476,412.99
  5. Step 5: Solve for x
    x = 17,476,412.99/6,247.28
  6. Step 6: Final answer
    x = 2,797.44

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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.