Home / 3,307.62-4,564.72-1,982.26

Finding the Fourth Proportional to 3,307.62, 4,564.72 and 1,982.26

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Solution

The fourth proportional to 3,307.62, 4,564.72 and 1,982.26 is: 2,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.62 : 4,564.72 = 1,982.26 : x
  2. Step 2: Convert to fraction form
    3,307.62/4,564.72 = 1,982.26/x
  3. Step 3: Cross multiply
    3,307.62x = 4,564.72 × 1,982.26
  4. Step 4: Simplify right side
    3,307.62x = 9,048,461.87
  5. Step 5: Solve for x
    x = 9,048,461.87/3,307.62
  6. Step 6: Final answer
    x = 2,735.64

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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.