Home / 3,099.36-4,643.64-2,582.68

Finding the Fourth Proportional to 3,099.36, 4,643.64 and 2,582.68

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Solution

The fourth proportional to 3,099.36, 4,643.64 and 2,582.68 is: 3,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.36 : 4,643.64 = 2,582.68 : x
  2. Step 2: Convert to fraction form
    3,099.36/4,643.64 = 2,582.68/x
  3. Step 3: Cross multiply
    3,099.36x = 4,643.64 × 2,582.68
  4. Step 4: Simplify right side
    3,099.36x = 11,993,036.16
  5. Step 5: Solve for x
    x = 11,993,036.16/3,099.36
  6. Step 6: Final answer
    x = 3,869.52

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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.