Home / 7,336.09-11,005.80-2,405.62

Finding the Fourth Proportional to 7,336.09, 11,005.80 and 2,405.62

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Solution

The fourth proportional to 7,336.09, 11,005.80 and 2,405.62 is: 3,608.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.09 : 11,005.80 = 2,405.62 : x
  2. Step 2: Convert to fraction form
    7,336.09/11,005.80 = 2,405.62/x
  3. Step 3: Cross multiply
    7,336.09x = 11,005.80 × 2,405.62
  4. Step 4: Simplify right side
    7,336.09x = 26,475,772.60
  5. Step 5: Solve for x
    x = 26,475,772.60/7,336.09
  6. Step 6: Final answer
    x = 3,608.98

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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.