Home / 2,964.31-4,090.29-1,768.93

Finding the Fourth Proportional to 2,964.31, 4,090.29 and 1,768.93

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Solution

The fourth proportional to 2,964.31, 4,090.29 and 1,768.93 is: 2,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.31 : 4,090.29 = 1,768.93 : x
  2. Step 2: Convert to fraction form
    2,964.31/4,090.29 = 1,768.93/x
  3. Step 3: Cross multiply
    2,964.31x = 4,090.29 × 1,768.93
  4. Step 4: Simplify right side
    2,964.31x = 7,235,436.69
  5. Step 5: Solve for x
    x = 7,235,436.69/2,964.31
  6. Step 6: Final answer
    x = 2,440.85

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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.