Home / 1,723.07-2,578.43-1,492.74

Finding the Fourth Proportional to 1,723.07, 2,578.43 and 1,492.74

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Solution

The fourth proportional to 1,723.07, 2,578.43 and 1,492.74 is: 2,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.07 : 2,578.43 = 1,492.74 : x
  2. Step 2: Convert to fraction form
    1,723.07/2,578.43 = 1,492.74/x
  3. Step 3: Cross multiply
    1,723.07x = 2,578.43 × 1,492.74
  4. Step 4: Simplify right side
    1,723.07x = 3,848,929.33
  5. Step 5: Solve for x
    x = 3,848,929.33/1,723.07
  6. Step 6: Final answer
    x = 2,233.76

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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.