Home / 7,378.26-10,179.82-4,392.60

Finding the Fourth Proportional to 7,378.26, 10,179.82 and 4,392.60

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Solution

The fourth proportional to 7,378.26, 10,179.82 and 4,392.60 is: 6,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.26 : 10,179.82 = 4,392.60 : x
  2. Step 2: Convert to fraction form
    7,378.26/10,179.82 = 4,392.60/x
  3. Step 3: Cross multiply
    7,378.26x = 10,179.82 × 4,392.60
  4. Step 4: Simplify right side
    7,378.26x = 44,715,877.33
  5. Step 5: Solve for x
    x = 44,715,877.33/7,378.26
  6. Step 6: Final answer
    x = 6,060.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.