Home / 6,848.63-10,275.59-2,687.90

Finding the Fourth Proportional to 6,848.63, 10,275.59 and 2,687.90

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Solution

The fourth proportional to 6,848.63, 10,275.59 and 2,687.90 is: 4,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.63 : 10,275.59 = 2,687.90 : x
  2. Step 2: Convert to fraction form
    6,848.63/10,275.59 = 2,687.90/x
  3. Step 3: Cross multiply
    6,848.63x = 10,275.59 × 2,687.90
  4. Step 4: Simplify right side
    6,848.63x = 27,619,713.70
  5. Step 5: Solve for x
    x = 27,619,713.70/6,848.63
  6. Step 6: Final answer
    x = 4,032.88

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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.