Home / 4,914.16-7,379.24-3,101.68

Finding the Fourth Proportional to 4,914.16, 7,379.24 and 3,101.68

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Solution

The fourth proportional to 4,914.16, 7,379.24 and 3,101.68 is: 4,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.16 : 7,379.24 = 3,101.68 : x
  2. Step 2: Convert to fraction form
    4,914.16/7,379.24 = 3,101.68/x
  3. Step 3: Cross multiply
    4,914.16x = 7,379.24 × 3,101.68
  4. Step 4: Simplify right side
    4,914.16x = 22,888,041.12
  5. Step 5: Solve for x
    x = 22,888,041.12/4,914.16
  6. Step 6: Final answer
    x = 4,657.57

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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.