Home / 2,928.33-4,043.76-1,882.23

Finding the Fourth Proportional to 2,928.33, 4,043.76 and 1,882.23

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Solution

The fourth proportional to 2,928.33, 4,043.76 and 1,882.23 is: 2,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.33 : 4,043.76 = 1,882.23 : x
  2. Step 2: Convert to fraction form
    2,928.33/4,043.76 = 1,882.23/x
  3. Step 3: Cross multiply
    2,928.33x = 4,043.76 × 1,882.23
  4. Step 4: Simplify right side
    2,928.33x = 7,611,286.38
  5. Step 5: Solve for x
    x = 7,611,286.38/2,928.33
  6. Step 6: Final answer
    x = 2,599.19

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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.