Home / 5,834.40-8,751.60-2,918.40

Finding the Fourth Proportional to 5,834.40, 8,751.60 and 2,918.40

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Solution

The fourth proportional to 5,834.40, 8,751.60 and 2,918.40 is: 4,377.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834.40 : 8,751.60 = 2,918.40 : x
  2. Step 2: Convert to fraction form
    5,834.40/8,751.60 = 2,918.40/x
  3. Step 3: Cross multiply
    5,834.40x = 8,751.60 × 2,918.40
  4. Step 4: Simplify right side
    5,834.40x = 25,540,669.44
  5. Step 5: Solve for x
    x = 25,540,669.44/5,834.40
  6. Step 6: Final answer
    x = 4,377.60

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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.