Home / 3,024.30-4,172.99-1,845.75

Finding the Fourth Proportional to 3,024.30, 4,172.99 and 1,845.75

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Solution

The fourth proportional to 3,024.30, 4,172.99 and 1,845.75 is: 2,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.30 : 4,172.99 = 1,845.75 : x
  2. Step 2: Convert to fraction form
    3,024.30/4,172.99 = 1,845.75/x
  3. Step 3: Cross multiply
    3,024.30x = 4,172.99 × 1,845.75
  4. Step 4: Simplify right side
    3,024.30x = 7,702,275.43
  5. Step 5: Solve for x
    x = 7,702,275.43/3,024.30
  6. Step 6: Final answer
    x = 2,546.80

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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.