Home / 3,255.63-4,882.71-1,147.53

Finding the Fourth Proportional to 3,255.63, 4,882.71 and 1,147.53

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Solution

The fourth proportional to 3,255.63, 4,882.71 and 1,147.53 is: 1,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.63 : 4,882.71 = 1,147.53 : x
  2. Step 2: Convert to fraction form
    3,255.63/4,882.71 = 1,147.53/x
  3. Step 3: Cross multiply
    3,255.63x = 4,882.71 × 1,147.53
  4. Step 4: Simplify right side
    3,255.63x = 5,603,056.21
  5. Step 5: Solve for x
    x = 5,603,056.21/3,255.63
  6. Step 6: Final answer
    x = 1,721.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.