Home / 6,515.36-9,772.26-1,835.72

Finding the Fourth Proportional to 6,515.36, 9,772.26 and 1,835.72

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Solution

The fourth proportional to 6,515.36, 9,772.26 and 1,835.72 is: 2,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.36 : 9,772.26 = 1,835.72 : x
  2. Step 2: Convert to fraction form
    6,515.36/9,772.26 = 1,835.72/x
  3. Step 3: Cross multiply
    6,515.36x = 9,772.26 × 1,835.72
  4. Step 4: Simplify right side
    6,515.36x = 17,939,133.13
  5. Step 5: Solve for x
    x = 17,939,133.13/6,515.36
  6. Step 6: Final answer
    x = 2,753.36

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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.