Home / 2,796.24-4,191.75-946.07

Finding the Fourth Proportional to 2,796.24, 4,191.75 and 946.07

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Solution

The fourth proportional to 2,796.24, 4,191.75 and 946.07 is: 1,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.24 : 4,191.75 = 946.07 : x
  2. Step 2: Convert to fraction form
    2,796.24/4,191.75 = 946.07/x
  3. Step 3: Cross multiply
    2,796.24x = 4,191.75 × 946.07
  4. Step 4: Simplify right side
    2,796.24x = 3,965,680.81
  5. Step 5: Solve for x
    x = 3,965,680.81/2,796.24
  6. Step 6: Final answer
    x = 1,418.22

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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.