Home / 6,318.78-9,470.25-4,863.42

Finding the Fourth Proportional to 6,318.78, 9,470.25 and 4,863.42

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Solution

The fourth proportional to 6,318.78, 9,470.25 and 4,863.42 is: 7,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.78 : 9,470.25 = 4,863.42 : x
  2. Step 2: Convert to fraction form
    6,318.78/9,470.25 = 4,863.42/x
  3. Step 3: Cross multiply
    6,318.78x = 9,470.25 × 4,863.42
  4. Step 4: Simplify right side
    6,318.78x = 46,057,803.26
  5. Step 5: Solve for x
    x = 46,057,803.26/6,318.78
  6. Step 6: Final answer
    x = 7,289.03

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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.