Home / 5,079.44-7,011-3,090.66

Finding the Fourth Proportional to 5,079.44, 7,011 and 3,090.66

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Solution

The fourth proportional to 5,079.44, 7,011 and 3,090.66 is: 4,265.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.44 : 7,011 = 3,090.66 : x
  2. Step 2: Convert to fraction form
    5,079.44/7,011 = 3,090.66/x
  3. Step 3: Cross multiply
    5,079.44x = 7,011 × 3,090.66
  4. Step 4: Simplify right side
    5,079.44x = 21,668,617.26
  5. Step 5: Solve for x
    x = 21,668,617.26/5,079.44
  6. Step 6: Final answer
    x = 4,265.95

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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.