Home / 7,336.60-11,004.80-1,789.96

Finding the Fourth Proportional to 7,336.60, 11,004.80 and 1,789.96

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Solution

The fourth proportional to 7,336.60, 11,004.80 and 1,789.96 is: 2,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.60 : 11,004.80 = 1,789.96 : x
  2. Step 2: Convert to fraction form
    7,336.60/11,004.80 = 1,789.96/x
  3. Step 3: Cross multiply
    7,336.60x = 11,004.80 × 1,789.96
  4. Step 4: Simplify right side
    7,336.60x = 19,698,151.81
  5. Step 5: Solve for x
    x = 19,698,151.81/7,336.60
  6. Step 6: Final answer
    x = 2,684.92

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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.