Home / 2,949.24-4,069.96-1,623.08

Finding the Fourth Proportional to 2,949.24, 4,069.96 and 1,623.08

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Solution

The fourth proportional to 2,949.24, 4,069.96 and 1,623.08 is: 2,239.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.24 : 4,069.96 = 1,623.08 : x
  2. Step 2: Convert to fraction form
    2,949.24/4,069.96 = 1,623.08/x
  3. Step 3: Cross multiply
    2,949.24x = 4,069.96 × 1,623.08
  4. Step 4: Simplify right side
    2,949.24x = 6,605,870.68
  5. Step 5: Solve for x
    x = 6,605,870.68/2,949.24
  6. Step 6: Final answer
    x = 2,239.86

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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.