Home / 3,852.50-5,316.06-2,173.74

Finding the Fourth Proportional to 3,852.50, 5,316.06 and 2,173.74

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Solution

The fourth proportional to 3,852.50, 5,316.06 and 2,173.74 is: 2,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.50 : 5,316.06 = 2,173.74 : x
  2. Step 2: Convert to fraction form
    3,852.50/5,316.06 = 2,173.74/x
  3. Step 3: Cross multiply
    3,852.50x = 5,316.06 × 2,173.74
  4. Step 4: Simplify right side
    3,852.50x = 11,555,732.26
  5. Step 5: Solve for x
    x = 11,555,732.26/3,852.50
  6. Step 6: Final answer
    x = 2,999.54

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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.