Home / 7,376.32-10,179.36-4,064.32

Finding the Fourth Proportional to 7,376.32, 10,179.36 and 4,064.32

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Solution

The fourth proportional to 7,376.32, 10,179.36 and 4,064.32 is: 5,608.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.32 : 10,179.36 = 4,064.32 : x
  2. Step 2: Convert to fraction form
    7,376.32/10,179.36 = 4,064.32/x
  3. Step 3: Cross multiply
    7,376.32x = 10,179.36 × 4,064.32
  4. Step 4: Simplify right side
    7,376.32x = 41,372,176.44
  5. Step 5: Solve for x
    x = 41,372,176.44/7,376.32
  6. Step 6: Final answer
    x = 5,608.78

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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.