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Finding the Fourth Proportional to 6,395.46, 9,580.88 and 3,923.06

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Solution

The fourth proportional to 6,395.46, 9,580.88 and 3,923.06 is: 5,877.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395.46 : 9,580.88 = 3,923.06 : x
  2. Step 2: Convert to fraction form
    6,395.46/9,580.88 = 3,923.06/x
  3. Step 3: Cross multiply
    6,395.46x = 9,580.88 × 3,923.06
  4. Step 4: Simplify right side
    6,395.46x = 37,586,367.09
  5. Step 5: Solve for x
    x = 37,586,367.09/6,395.46
  6. Step 6: Final answer
    x = 5,877.04

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1.5x scale

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.