Home / 3,563.07-4,915.84-2,305.72

Finding the Fourth Proportional to 3,563.07, 4,915.84 and 2,305.72

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Solution

The fourth proportional to 3,563.07, 4,915.84 and 2,305.72 is: 3,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.07 : 4,915.84 = 2,305.72 : x
  2. Step 2: Convert to fraction form
    3,563.07/4,915.84 = 2,305.72/x
  3. Step 3: Cross multiply
    3,563.07x = 4,915.84 × 2,305.72
  4. Step 4: Simplify right side
    3,563.07x = 11,334,544.73
  5. Step 5: Solve for x
    x = 11,334,544.73/3,563.07
  6. Step 6: Final answer
    x = 3,181.11

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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.