Home / 4,040.54-5,575.74-2,272.70

Finding the Fourth Proportional to 4,040.54, 5,575.74 and 2,272.70

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Solution

The fourth proportional to 4,040.54, 5,575.74 and 2,272.70 is: 3,136.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.54 : 5,575.74 = 2,272.70 : x
  2. Step 2: Convert to fraction form
    4,040.54/5,575.74 = 2,272.70/x
  3. Step 3: Cross multiply
    4,040.54x = 5,575.74 × 2,272.70
  4. Step 4: Simplify right side
    4,040.54x = 12,671,984.30
  5. Step 5: Solve for x
    x = 12,671,984.30/4,040.54
  6. Step 6: Final answer
    x = 3,136.21

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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.