Home / 2,889.18-3,988.08-1,841.04

Finding the Fourth Proportional to 2,889.18, 3,988.08 and 1,841.04

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Solution

The fourth proportional to 2,889.18, 3,988.08 and 1,841.04 is: 2,541.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.18 : 3,988.08 = 1,841.04 : x
  2. Step 2: Convert to fraction form
    2,889.18/3,988.08 = 1,841.04/x
  3. Step 3: Cross multiply
    2,889.18x = 3,988.08 × 1,841.04
  4. Step 4: Simplify right side
    2,889.18x = 7,342,214.80
  5. Step 5: Solve for x
    x = 7,342,214.80/2,889.18
  6. Step 6: Final answer
    x = 2,541.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.