Home / 3,460.16-5,184.86-1,379.22

Finding the Fourth Proportional to 3,460.16, 5,184.86 and 1,379.22

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Solution

The fourth proportional to 3,460.16, 5,184.86 and 1,379.22 is: 2,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.16 : 5,184.86 = 1,379.22 : x
  2. Step 2: Convert to fraction form
    3,460.16/5,184.86 = 1,379.22/x
  3. Step 3: Cross multiply
    3,460.16x = 5,184.86 × 1,379.22
  4. Step 4: Simplify right side
    3,460.16x = 7,151,054.80
  5. Step 5: Solve for x
    x = 7,151,054.80/3,460.16
  6. Step 6: Final answer
    x = 2,066.68

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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.