Home / 6,846.40-10,272.75-2,687.51

Finding the Fourth Proportional to 6,846.40, 10,272.75 and 2,687.51

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Solution

The fourth proportional to 6,846.40, 10,272.75 and 2,687.51 is: 4,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,846.40 : 10,272.75 = 2,687.51 : x
  2. Step 2: Convert to fraction form
    6,846.40/10,272.75 = 2,687.51/x
  3. Step 3: Cross multiply
    6,846.40x = 10,272.75 × 2,687.51
  4. Step 4: Simplify right side
    6,846.40x = 27,608,066.99
  5. Step 5: Solve for x
    x = 27,608,066.99/6,846.40
  6. Step 6: Final answer
    x = 4,032.50

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1.5x scale

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.