Home / 2,328.05-3,492.07-2,211.26

Finding the Fourth Proportional to 2,328.05, 3,492.07 and 2,211.26

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Solution

The fourth proportional to 2,328.05, 3,492.07 and 2,211.26 is: 3,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.05 : 3,492.07 = 2,211.26 : x
  2. Step 2: Convert to fraction form
    2,328.05/3,492.07 = 2,211.26/x
  3. Step 3: Cross multiply
    2,328.05x = 3,492.07 × 2,211.26
  4. Step 4: Simplify right side
    2,328.05x = 7,721,851.72
  5. Step 5: Solve for x
    x = 7,721,851.72/2,328.05
  6. Step 6: Final answer
    x = 3,316.87

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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.