Home / 6,875.50-10,313.34-1,945.06

Finding the Fourth Proportional to 6,875.50, 10,313.34 and 1,945.06

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Solution

The fourth proportional to 6,875.50, 10,313.34 and 1,945.06 is: 2,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.50 : 10,313.34 = 1,945.06 : x
  2. Step 2: Convert to fraction form
    6,875.50/10,313.34 = 1,945.06/x
  3. Step 3: Cross multiply
    6,875.50x = 10,313.34 × 1,945.06
  4. Step 4: Simplify right side
    6,875.50x = 20,060,065.10
  5. Step 5: Solve for x
    x = 20,060,065.10/6,875.50
  6. Step 6: Final answer
    x = 2,917.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.