Home / 7,027.14-9,697.36-3,840.42

Finding the Fourth Proportional to 7,027.14, 9,697.36 and 3,840.42

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Solution

The fourth proportional to 7,027.14, 9,697.36 and 3,840.42 is: 5,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.14 : 9,697.36 = 3,840.42 : x
  2. Step 2: Convert to fraction form
    7,027.14/9,697.36 = 3,840.42/x
  3. Step 3: Cross multiply
    7,027.14x = 9,697.36 × 3,840.42
  4. Step 4: Simplify right side
    7,027.14x = 37,241,935.29
  5. Step 5: Solve for x
    x = 37,241,935.29/7,027.14
  6. Step 6: Final answer
    x = 5,299.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.