Home / 6,939.69-9,568.40-4,817.03

Finding the Fourth Proportional to 6,939.69, 9,568.40 and 4,817.03

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Solution

The fourth proportional to 6,939.69, 9,568.40 and 4,817.03 is: 6,641.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.69 : 9,568.40 = 4,817.03 : x
  2. Step 2: Convert to fraction form
    6,939.69/9,568.40 = 4,817.03/x
  3. Step 3: Cross multiply
    6,939.69x = 9,568.40 × 4,817.03
  4. Step 4: Simplify right side
    6,939.69x = 46,091,197.92
  5. Step 5: Solve for x
    x = 46,091,197.92/6,939.69
  6. Step 6: Final answer
    x = 6,641.68

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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.