Home / 7,379.44-11,054.26-3,670.40

Finding the Fourth Proportional to 7,379.44, 11,054.26 and 3,670.40

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Solution

The fourth proportional to 7,379.44, 11,054.26 and 3,670.40 is: 5,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.44 : 11,054.26 = 3,670.40 : x
  2. Step 2: Convert to fraction form
    7,379.44/11,054.26 = 3,670.40/x
  3. Step 3: Cross multiply
    7,379.44x = 11,054.26 × 3,670.40
  4. Step 4: Simplify right side
    7,379.44x = 40,573,555.90
  5. Step 5: Solve for x
    x = 40,573,555.90/7,379.44
  6. Step 6: Final answer
    x = 5,498.19

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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.