Home / 9,162.36-13,742.57-6,219.72

Finding the Fourth Proportional to 9,162.36, 13,742.57 and 6,219.72

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Solution

The fourth proportional to 9,162.36, 13,742.57 and 6,219.72 is: 9,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.36 : 13,742.57 = 6,219.72 : x
  2. Step 2: Convert to fraction form
    9,162.36/13,742.57 = 6,219.72/x
  3. Step 3: Cross multiply
    9,162.36x = 13,742.57 × 6,219.72
  4. Step 4: Simplify right side
    9,162.36x = 85,474,953.03
  5. Step 5: Solve for x
    x = 85,474,953.03/9,162.36
  6. Step 6: Final answer
    x = 9,328.92

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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.