Home / 6,289.40-9,441.30-3,693.80

Finding the Fourth Proportional to 6,289.40, 9,441.30 and 3,693.80

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Solution

The fourth proportional to 6,289.40, 9,441.30 and 3,693.80 is: 5,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.40 : 9,441.30 = 3,693.80 : x
  2. Step 2: Convert to fraction form
    6,289.40/9,441.30 = 3,693.80/x
  3. Step 3: Cross multiply
    6,289.40x = 9,441.30 × 3,693.80
  4. Step 4: Simplify right side
    6,289.40x = 34,874,273.94
  5. Step 5: Solve for x
    x = 34,874,273.94/6,289.40
  6. Step 6: Final answer
    x = 5,544.93

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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.