Home / 5,819.76-8,729.60-2,357.04

Finding the Fourth Proportional to 5,819.76, 8,729.60 and 2,357.04

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Solution

The fourth proportional to 5,819.76, 8,729.60 and 2,357.04 is: 3,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.76 : 8,729.60 = 2,357.04 : x
  2. Step 2: Convert to fraction form
    5,819.76/8,729.60 = 2,357.04/x
  3. Step 3: Cross multiply
    5,819.76x = 8,729.60 × 2,357.04
  4. Step 4: Simplify right side
    5,819.76x = 20,576,016.38
  5. Step 5: Solve for x
    x = 20,576,016.38/5,819.76
  6. Step 6: Final answer
    x = 3,535.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.