Home / 4,928.35-7,392.58-1,641.44

Finding the Fourth Proportional to 4,928.35, 7,392.58 and 1,641.44

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Solution

The fourth proportional to 4,928.35, 7,392.58 and 1,641.44 is: 2,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.35 : 7,392.58 = 1,641.44 : x
  2. Step 2: Convert to fraction form
    4,928.35/7,392.58 = 1,641.44/x
  3. Step 3: Cross multiply
    4,928.35x = 7,392.58 × 1,641.44
  4. Step 4: Simplify right side
    4,928.35x = 12,134,476.52
  5. Step 5: Solve for x
    x = 12,134,476.52/4,928.35
  6. Step 6: Final answer
    x = 2,462.18

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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.