Home / 5,283.50-7,284.60-3,391.75

Finding the Fourth Proportional to 5,283.50, 7,284.60 and 3,391.75

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Solution

The fourth proportional to 5,283.50, 7,284.60 and 3,391.75 is: 4,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.50 : 7,284.60 = 3,391.75 : x
  2. Step 2: Convert to fraction form
    5,283.50/7,284.60 = 3,391.75/x
  3. Step 3: Cross multiply
    5,283.50x = 7,284.60 × 3,391.75
  4. Step 4: Simplify right side
    5,283.50x = 24,707,542.05
  5. Step 5: Solve for x
    x = 24,707,542.05/5,283.50
  6. Step 6: Final answer
    x = 4,676.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.