Home / 2,038.25-2,812.65-1,141.83

Finding the Fourth Proportional to 2,038.25, 2,812.65 and 1,141.83

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Solution

The fourth proportional to 2,038.25, 2,812.65 and 1,141.83 is: 1,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.25 : 2,812.65 = 1,141.83 : x
  2. Step 2: Convert to fraction form
    2,038.25/2,812.65 = 1,141.83/x
  3. Step 3: Cross multiply
    2,038.25x = 2,812.65 × 1,141.83
  4. Step 4: Simplify right side
    2,038.25x = 3,211,568.15
  5. Step 5: Solve for x
    x = 3,211,568.15/2,038.25
  6. Step 6: Final answer
    x = 1,575.65

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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.