Home / 5,365.75-7,407.16-3,379.23

Finding the Fourth Proportional to 5,365.75, 7,407.16 and 3,379.23

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Solution

The fourth proportional to 5,365.75, 7,407.16 and 3,379.23 is: 4,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.75 : 7,407.16 = 3,379.23 : x
  2. Step 2: Convert to fraction form
    5,365.75/7,407.16 = 3,379.23/x
  3. Step 3: Cross multiply
    5,365.75x = 7,407.16 × 3,379.23
  4. Step 4: Simplify right side
    5,365.75x = 25,030,460.25
  5. Step 5: Solve for x
    x = 25,030,460.25/5,365.75
  6. Step 6: Final answer
    x = 4,664.86

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1.5x scale

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.