Home / 6,251.64-9,378.67-2,921.93

Finding the Fourth Proportional to 6,251.64, 9,378.67 and 2,921.93

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Solution

The fourth proportional to 6,251.64, 9,378.67 and 2,921.93 is: 4,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.64 : 9,378.67 = 2,921.93 : x
  2. Step 2: Convert to fraction form
    6,251.64/9,378.67 = 2,921.93/x
  3. Step 3: Cross multiply
    6,251.64x = 9,378.67 × 2,921.93
  4. Step 4: Simplify right side
    6,251.64x = 27,403,817.23
  5. Step 5: Solve for x
    x = 27,403,817.23/6,251.64
  6. Step 6: Final answer
    x = 4,383.46

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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.