Home / 4,820.73-7,231.10-1,897.44

Finding the Fourth Proportional to 4,820.73, 7,231.10 and 1,897.44

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Solution

The fourth proportional to 4,820.73, 7,231.10 and 1,897.44 is: 2,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.73 : 7,231.10 = 1,897.44 : x
  2. Step 2: Convert to fraction form
    4,820.73/7,231.10 = 1,897.44/x
  3. Step 3: Cross multiply
    4,820.73x = 7,231.10 × 1,897.44
  4. Step 4: Simplify right side
    4,820.73x = 13,720,578.38
  5. Step 5: Solve for x
    x = 13,720,578.38/4,820.73
  6. Step 6: Final answer
    x = 2,846.16

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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.