Home / 3,852.60-5,316.30-2,174.42

Finding the Fourth Proportional to 3,852.60, 5,316.30 and 2,174.42

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Solution

The fourth proportional to 3,852.60, 5,316.30 and 2,174.42 is: 3,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.60 : 5,316.30 = 2,174.42 : x
  2. Step 2: Convert to fraction form
    3,852.60/5,316.30 = 2,174.42/x
  3. Step 3: Cross multiply
    3,852.60x = 5,316.30 × 2,174.42
  4. Step 4: Simplify right side
    3,852.60x = 11,559,869.05
  5. Step 5: Solve for x
    x = 11,559,869.05/3,852.60
  6. Step 6: Final answer
    x = 3,000.54

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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.