Home / 2,928.24-4,392.36-1,465.38

Finding the Fourth Proportional to 2,928.24, 4,392.36 and 1,465.38

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Solution

The fourth proportional to 2,928.24, 4,392.36 and 1,465.38 is: 2,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.24 : 4,392.36 = 1,465.38 : x
  2. Step 2: Convert to fraction form
    2,928.24/4,392.36 = 1,465.38/x
  3. Step 3: Cross multiply
    2,928.24x = 4,392.36 × 1,465.38
  4. Step 4: Simplify right side
    2,928.24x = 6,436,476.50
  5. Step 5: Solve for x
    x = 6,436,476.50/2,928.24
  6. Step 6: Final answer
    x = 2,198.07

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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.