Home / 3,911.04-5,863.35-1,830.03

Finding the Fourth Proportional to 3,911.04, 5,863.35 and 1,830.03

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Solution

The fourth proportional to 3,911.04, 5,863.35 and 1,830.03 is: 2,743.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.04 : 5,863.35 = 1,830.03 : x
  2. Step 2: Convert to fraction form
    3,911.04/5,863.35 = 1,830.03/x
  3. Step 3: Cross multiply
    3,911.04x = 5,863.35 × 1,830.03
  4. Step 4: Simplify right side
    3,911.04x = 10,730,106.40
  5. Step 5: Solve for x
    x = 10,730,106.40/3,911.04
  6. Step 6: Final answer
    x = 2,743.54

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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.