Home / 3,307.26-4,564.07-1,815.09

Finding the Fourth Proportional to 3,307.26, 4,564.07 and 1,815.09

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Solution

The fourth proportional to 3,307.26, 4,564.07 and 1,815.09 is: 2,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.26 : 4,564.07 = 1,815.09 : x
  2. Step 2: Convert to fraction form
    3,307.26/4,564.07 = 1,815.09/x
  3. Step 3: Cross multiply
    3,307.26x = 4,564.07 × 1,815.09
  4. Step 4: Simplify right side
    3,307.26x = 8,284,197.82
  5. Step 5: Solve for x
    x = 8,284,197.82/3,307.26
  6. Step 6: Final answer
    x = 2,504.85

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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.