Home / 2,269.93-3,400.10-1,038.38

Finding the Fourth Proportional to 2,269.93, 3,400.10 and 1,038.38

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Solution

The fourth proportional to 2,269.93, 3,400.10 and 1,038.38 is: 1,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.93 : 3,400.10 = 1,038.38 : x
  2. Step 2: Convert to fraction form
    2,269.93/3,400.10 = 1,038.38/x
  3. Step 3: Cross multiply
    2,269.93x = 3,400.10 × 1,038.38
  4. Step 4: Simplify right side
    2,269.93x = 3,530,583.38
  5. Step 5: Solve for x
    x = 3,530,583.38/2,269.93
  6. Step 6: Final answer
    x = 1,555.37

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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.