Home / 3,852.35-5,316.25-2,174.11

Finding the Fourth Proportional to 3,852.35, 5,316.25 and 2,174.11

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Solution

The fourth proportional to 3,852.35, 5,316.25 and 2,174.11 is: 3,000.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.35 : 5,316.25 = 2,174.11 : x
  2. Step 2: Convert to fraction form
    3,852.35/5,316.25 = 2,174.11/x
  3. Step 3: Cross multiply
    3,852.35x = 5,316.25 × 2,174.11
  4. Step 4: Simplify right side
    3,852.35x = 11,558,127.54
  5. Step 5: Solve for x
    x = 11,558,127.54/3,852.35
  6. Step 6: Final answer
    x = 3,000.28

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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.