Home / 3,823.74-5,735.79-1,358.93

Finding the Fourth Proportional to 3,823.74, 5,735.79 and 1,358.93

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Solution

The fourth proportional to 3,823.74, 5,735.79 and 1,358.93 is: 2,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.74 : 5,735.79 = 1,358.93 : x
  2. Step 2: Convert to fraction form
    3,823.74/5,735.79 = 1,358.93/x
  3. Step 3: Cross multiply
    3,823.74x = 5,735.79 × 1,358.93
  4. Step 4: Simplify right side
    3,823.74x = 7,794,515.36
  5. Step 5: Solve for x
    x = 7,794,515.36/3,823.74
  6. Step 6: Final answer
    x = 2,038.45

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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.