Home / 7,068.24-9,754.56-3,924.36

Finding the Fourth Proportional to 7,068.24, 9,754.56 and 3,924.36

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Solution

The fourth proportional to 7,068.24, 9,754.56 and 3,924.36 is: 5,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.24 : 9,754.56 = 3,924.36 : x
  2. Step 2: Convert to fraction form
    7,068.24/9,754.56 = 3,924.36/x
  3. Step 3: Cross multiply
    7,068.24x = 9,754.56 × 3,924.36
  4. Step 4: Simplify right side
    7,068.24x = 38,280,405.08
  5. Step 5: Solve for x
    x = 38,280,405.08/7,068.24
  6. Step 6: Final answer
    x = 5,415.83

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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.