Home / 4,748.02-7,122.69-1,627.19

Finding the Fourth Proportional to 4,748.02, 7,122.69 and 1,627.19

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Solution

The fourth proportional to 4,748.02, 7,122.69 and 1,627.19 is: 2,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.02 : 7,122.69 = 1,627.19 : x
  2. Step 2: Convert to fraction form
    4,748.02/7,122.69 = 1,627.19/x
  3. Step 3: Cross multiply
    4,748.02x = 7,122.69 × 1,627.19
  4. Step 4: Simplify right side
    4,748.02x = 11,589,969.94
  5. Step 5: Solve for x
    x = 11,589,969.94/4,748.02
  6. Step 6: Final answer
    x = 2,441.01

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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.