Home / 2,810.12-3,875.70-2,063.24

Finding the Fourth Proportional to 2,810.12, 3,875.70 and 2,063.24

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Solution

The fourth proportional to 2,810.12, 3,875.70 and 2,063.24 is: 2,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.12 : 3,875.70 = 2,063.24 : x
  2. Step 2: Convert to fraction form
    2,810.12/3,875.70 = 2,063.24/x
  3. Step 3: Cross multiply
    2,810.12x = 3,875.70 × 2,063.24
  4. Step 4: Simplify right side
    2,810.12x = 7,996,499.27
  5. Step 5: Solve for x
    x = 7,996,499.27/2,810.12
  6. Step 6: Final answer
    x = 2,845.61

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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.