Home / 2,853.96-4,282.92-1,623.84

Finding the Fourth Proportional to 2,853.96, 4,282.92 and 1,623.84

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Solution

The fourth proportional to 2,853.96, 4,282.92 and 1,623.84 is: 2,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.96 : 4,282.92 = 1,623.84 : x
  2. Step 2: Convert to fraction form
    2,853.96/4,282.92 = 1,623.84/x
  3. Step 3: Cross multiply
    2,853.96x = 4,282.92 × 1,623.84
  4. Step 4: Simplify right side
    2,853.96x = 6,954,776.81
  5. Step 5: Solve for x
    x = 6,954,776.81/2,853.96
  6. Step 6: Final answer
    x = 2,436.89

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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.