Home / 2,358.78-3,540.06-1,263.93

Finding the Fourth Proportional to 2,358.78, 3,540.06 and 1,263.93

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Solution

The fourth proportional to 2,358.78, 3,540.06 and 1,263.93 is: 1,896.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.78 : 3,540.06 = 1,263.93 : x
  2. Step 2: Convert to fraction form
    2,358.78/3,540.06 = 1,263.93/x
  3. Step 3: Cross multiply
    2,358.78x = 3,540.06 × 1,263.93
  4. Step 4: Simplify right side
    2,358.78x = 4,474,388.04
  5. Step 5: Solve for x
    x = 4,474,388.04/2,358.78
  6. Step 6: Final answer
    x = 1,896.91

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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.