Home / 7,007.04-10,507.80-2,622.12

Finding the Fourth Proportional to 7,007.04, 10,507.80 and 2,622.12

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Solution

The fourth proportional to 7,007.04, 10,507.80 and 2,622.12 is: 3,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.04 : 10,507.80 = 2,622.12 : x
  2. Step 2: Convert to fraction form
    7,007.04/10,507.80 = 2,622.12/x
  3. Step 3: Cross multiply
    7,007.04x = 10,507.80 × 2,622.12
  4. Step 4: Simplify right side
    7,007.04x = 27,552,712.54
  5. Step 5: Solve for x
    x = 27,552,712.54/7,007.04
  6. Step 6: Final answer
    x = 3,932.15

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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.