Home / 3,975.14-5,483.57-2,381.33

Finding the Fourth Proportional to 3,975.14, 5,483.57 and 2,381.33

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Solution

The fourth proportional to 3,975.14, 5,483.57 and 2,381.33 is: 3,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.14 : 5,483.57 = 2,381.33 : x
  2. Step 2: Convert to fraction form
    3,975.14/5,483.57 = 2,381.33/x
  3. Step 3: Cross multiply
    3,975.14x = 5,483.57 × 2,381.33
  4. Step 4: Simplify right side
    3,975.14x = 13,058,191.55
  5. Step 5: Solve for x
    x = 13,058,191.55/3,975.14
  6. Step 6: Final answer
    x = 3,284.96

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Double scale
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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.