Home / 4,901.49-6,764.24-2,912.23

Finding the Fourth Proportional to 4,901.49, 6,764.24 and 2,912.23

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Solution

The fourth proportional to 4,901.49, 6,764.24 and 2,912.23 is: 4,018.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.49 : 6,764.24 = 2,912.23 : x
  2. Step 2: Convert to fraction form
    4,901.49/6,764.24 = 2,912.23/x
  3. Step 3: Cross multiply
    4,901.49x = 6,764.24 × 2,912.23
  4. Step 4: Simplify right side
    4,901.49x = 19,699,022.66
  5. Step 5: Solve for x
    x = 19,699,022.66/4,901.49
  6. Step 6: Final answer
    x = 4,018.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.