Home / 6,889.64-10,334.52-2,730.65

Finding the Fourth Proportional to 6,889.64, 10,334.52 and 2,730.65

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Solution

The fourth proportional to 6,889.64, 10,334.52 and 2,730.65 is: 4,095.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.64 : 10,334.52 = 2,730.65 : x
  2. Step 2: Convert to fraction form
    6,889.64/10,334.52 = 2,730.65/x
  3. Step 3: Cross multiply
    6,889.64x = 10,334.52 × 2,730.65
  4. Step 4: Simplify right side
    6,889.64x = 28,219,905.37
  5. Step 5: Solve for x
    x = 28,219,905.37/6,889.64
  6. Step 6: Final answer
    x = 4,095.99

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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.