Home / 6,718.40-10,081.52-2,822.48

Finding the Fourth Proportional to 6,718.40, 10,081.52 and 2,822.48

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Solution

The fourth proportional to 6,718.40, 10,081.52 and 2,822.48 is: 4,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.40 : 10,081.52 = 2,822.48 : x
  2. Step 2: Convert to fraction form
    6,718.40/10,081.52 = 2,822.48/x
  3. Step 3: Cross multiply
    6,718.40x = 10,081.52 × 2,822.48
  4. Step 4: Simplify right side
    6,718.40x = 28,454,888.57
  5. Step 5: Solve for x
    x = 28,454,888.57/6,718.40
  6. Step 6: Final answer
    x = 4,235.37

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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.