Home / 7,377.16-11,055.66-3,907.48

Finding the Fourth Proportional to 7,377.16, 11,055.66 and 3,907.48

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Solution

The fourth proportional to 7,377.16, 11,055.66 and 3,907.48 is: 5,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.16 : 11,055.66 = 3,907.48 : x
  2. Step 2: Convert to fraction form
    7,377.16/11,055.66 = 3,907.48/x
  3. Step 3: Cross multiply
    7,377.16x = 11,055.66 × 3,907.48
  4. Step 4: Simplify right side
    7,377.16x = 43,199,770.34
  5. Step 5: Solve for x
    x = 43,199,770.34/7,377.16
  6. Step 6: Final answer
    x = 5,855.88

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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.