Home / 4,584.75-6,328.40-2,928.75

Finding the Fourth Proportional to 4,584.75, 6,328.40 and 2,928.75

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Solution

The fourth proportional to 4,584.75, 6,328.40 and 2,928.75 is: 4,042.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584.75 : 6,328.40 = 2,928.75 : x
  2. Step 2: Convert to fraction form
    4,584.75/6,328.40 = 2,928.75/x
  3. Step 3: Cross multiply
    4,584.75x = 6,328.40 × 2,928.75
  4. Step 4: Simplify right side
    4,584.75x = 18,534,286.86
  5. Step 5: Solve for x
    x = 18,534,286.86/4,584.75
  6. Step 6: Final answer
    x = 4,042.59

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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.