Home / 7,345.19-11,022.03-2,961.47

Finding the Fourth Proportional to 7,345.19, 11,022.03 and 2,961.47

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Solution

The fourth proportional to 7,345.19, 11,022.03 and 2,961.47 is: 4,443.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.19 : 11,022.03 = 2,961.47 : x
  2. Step 2: Convert to fraction form
    7,345.19/11,022.03 = 2,961.47/x
  3. Step 3: Cross multiply
    7,345.19x = 11,022.03 × 2,961.47
  4. Step 4: Simplify right side
    7,345.19x = 32,641,356.07
  5. Step 5: Solve for x
    x = 32,641,356.07/7,345.19
  6. Step 6: Final answer
    x = 4,443.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.