Home / 4,849.30-7,274-1,339.37

Finding the Fourth Proportional to 4,849.30, 7,274 and 1,339.37

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Solution

The fourth proportional to 4,849.30, 7,274 and 1,339.37 is: 2,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.30 : 7,274 = 1,339.37 : x
  2. Step 2: Convert to fraction form
    4,849.30/7,274 = 1,339.37/x
  3. Step 3: Cross multiply
    4,849.30x = 7,274 × 1,339.37
  4. Step 4: Simplify right side
    4,849.30x = 9,742,577.38
  5. Step 5: Solve for x
    x = 9,742,577.38/4,849.30
  6. Step 6: Final answer
    x = 2,009.07

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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.