Home / 6,927.84-10,393.61-1,997.91

Finding the Fourth Proportional to 6,927.84, 10,393.61 and 1,997.91

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Solution

The fourth proportional to 6,927.84, 10,393.61 and 1,997.91 is: 2,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.84 : 10,393.61 = 1,997.91 : x
  2. Step 2: Convert to fraction form
    6,927.84/10,393.61 = 1,997.91/x
  3. Step 3: Cross multiply
    6,927.84x = 10,393.61 × 1,997.91
  4. Step 4: Simplify right side
    6,927.84x = 20,765,497.36
  5. Step 5: Solve for x
    x = 20,765,497.36/6,927.84
  6. Step 6: Final answer
    x = 2,997.40

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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.