Home / 3,705.08-5,111.91-2,376.50

Finding the Fourth Proportional to 3,705.08, 5,111.91 and 2,376.50

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Solution

The fourth proportional to 3,705.08, 5,111.91 and 2,376.50 is: 3,278.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.08 : 5,111.91 = 2,376.50 : x
  2. Step 2: Convert to fraction form
    3,705.08/5,111.91 = 2,376.50/x
  3. Step 3: Cross multiply
    3,705.08x = 5,111.91 × 2,376.50
  4. Step 4: Simplify right side
    3,705.08x = 12,148,428.56
  5. Step 5: Solve for x
    x = 12,148,428.56/3,705.08
  6. Step 6: Final answer
    x = 3,278.86

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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.