Home / 2,356.75-3,528.44-1,800.81

Finding the Fourth Proportional to 2,356.75, 3,528.44 and 1,800.81

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Solution

The fourth proportional to 2,356.75, 3,528.44 and 1,800.81 is: 2,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.75 : 3,528.44 = 1,800.81 : x
  2. Step 2: Convert to fraction form
    2,356.75/3,528.44 = 1,800.81/x
  3. Step 3: Cross multiply
    2,356.75x = 3,528.44 × 1,800.81
  4. Step 4: Simplify right side
    2,356.75x = 6,354,032.80
  5. Step 5: Solve for x
    x = 6,354,032.80/2,356.75
  6. Step 6: Final answer
    x = 2,696.10

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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.