Home / 7,260.63-10,891.55-2,066.50

Finding the Fourth Proportional to 7,260.63, 10,891.55 and 2,066.50

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Solution

The fourth proportional to 7,260.63, 10,891.55 and 2,066.50 is: 3,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.63 : 10,891.55 = 2,066.50 : x
  2. Step 2: Convert to fraction form
    7,260.63/10,891.55 = 2,066.50/x
  3. Step 3: Cross multiply
    7,260.63x = 10,891.55 × 2,066.50
  4. Step 4: Simplify right side
    7,260.63x = 22,507,377.74
  5. Step 5: Solve for x
    x = 22,507,377.74/7,260.63
  6. Step 6: Final answer
    x = 3,099.92

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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.