Home / 2,421.07-3,633.09-1,924.54

Finding the Fourth Proportional to 2,421.07, 3,633.09 and 1,924.54

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Solution

The fourth proportional to 2,421.07, 3,633.09 and 1,924.54 is: 2,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.07 : 3,633.09 = 1,924.54 : x
  2. Step 2: Convert to fraction form
    2,421.07/3,633.09 = 1,924.54/x
  3. Step 3: Cross multiply
    2,421.07x = 3,633.09 × 1,924.54
  4. Step 4: Simplify right side
    2,421.07x = 6,992,027.03
  5. Step 5: Solve for x
    x = 6,992,027.03/2,421.07
  6. Step 6: Final answer
    x = 2,887.99

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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.