Home / 7,336.40-11,004.60-3,441.20

Finding the Fourth Proportional to 7,336.40, 11,004.60 and 3,441.20

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Solution

The fourth proportional to 7,336.40, 11,004.60 and 3,441.20 is: 5,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.40 : 11,004.60 = 3,441.20 : x
  2. Step 2: Convert to fraction form
    7,336.40/11,004.60 = 3,441.20/x
  3. Step 3: Cross multiply
    7,336.40x = 11,004.60 × 3,441.20
  4. Step 4: Simplify right side
    7,336.40x = 37,869,029.52
  5. Step 5: Solve for x
    x = 37,869,029.52/7,336.40
  6. Step 6: Final answer
    x = 5,161.80

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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.