Home / 3,307.44-4,564.32-1,815.49

Finding the Fourth Proportional to 3,307.44, 4,564.32 and 1,815.49

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Solution

The fourth proportional to 3,307.44, 4,564.32 and 1,815.49 is: 2,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.44 : 4,564.32 = 1,815.49 : x
  2. Step 2: Convert to fraction form
    3,307.44/4,564.32 = 1,815.49/x
  3. Step 3: Cross multiply
    3,307.44x = 4,564.32 × 1,815.49
  4. Step 4: Simplify right side
    3,307.44x = 8,286,472.78
  5. Step 5: Solve for x
    x = 8,286,472.78/3,307.44
  6. Step 6: Final answer
    x = 2,505.41

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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.