Home / 10,114.56-15,168.96-3,870.24

Finding the Fourth Proportional to 10,114.56, 15,168.96 and 3,870.24

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Solution

The fourth proportional to 10,114.56, 15,168.96 and 3,870.24 is: 5,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.56 : 15,168.96 = 3,870.24 : x
  2. Step 2: Convert to fraction form
    10,114.56/15,168.96 = 3,870.24/x
  3. Step 3: Cross multiply
    10,114.56x = 15,168.96 × 3,870.24
  4. Step 4: Simplify right side
    10,114.56x = 58,707,515.75
  5. Step 5: Solve for x
    x = 58,707,515.75/10,114.56
  6. Step 6: Final answer
    x = 5,804.26

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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.