Home / 9,159.84-13,738.52-2,586.56

Finding the Fourth Proportional to 9,159.84, 13,738.52 and 2,586.56

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Solution

The fourth proportional to 9,159.84, 13,738.52 and 2,586.56 is: 3,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.84 : 13,738.52 = 2,586.56 : x
  2. Step 2: Convert to fraction form
    9,159.84/13,738.52 = 2,586.56/x
  3. Step 3: Cross multiply
    9,159.84x = 13,738.52 × 2,586.56
  4. Step 4: Simplify right side
    9,159.84x = 35,535,424.67
  5. Step 5: Solve for x
    x = 35,535,424.67/9,159.84
  6. Step 6: Final answer
    x = 3,879.48

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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.