Home / 9,766.20-14,646.60-3,923.40

Finding the Fourth Proportional to 9,766.20, 14,646.60 and 3,923.40

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Solution

The fourth proportional to 9,766.20, 14,646.60 and 3,923.40 is: 5,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.20 : 14,646.60 = 3,923.40 : x
  2. Step 2: Convert to fraction form
    9,766.20/14,646.60 = 3,923.40/x
  3. Step 3: Cross multiply
    9,766.20x = 14,646.60 × 3,923.40
  4. Step 4: Simplify right side
    9,766.20x = 57,464,470.44
  5. Step 5: Solve for x
    x = 57,464,470.44/9,766.20
  6. Step 6: Final answer
    x = 5,884.02

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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.