Home / 7,476.06-11,223.81-4,890.54

Finding the Fourth Proportional to 7,476.06, 11,223.81 and 4,890.54

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Solution

The fourth proportional to 7,476.06, 11,223.81 and 4,890.54 is: 7,342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.06 : 11,223.81 = 4,890.54 : x
  2. Step 2: Convert to fraction form
    7,476.06/11,223.81 = 4,890.54/x
  3. Step 3: Cross multiply
    7,476.06x = 11,223.81 × 4,890.54
  4. Step 4: Simplify right side
    7,476.06x = 54,890,491.76
  5. Step 5: Solve for x
    x = 54,890,491.76/7,476.06
  6. Step 6: Final answer
    x = 7,342.17

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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.