Home / 5,815.67-8,727.21-3,047.36

Finding the Fourth Proportional to 5,815.67, 8,727.21 and 3,047.36

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Solution

The fourth proportional to 5,815.67, 8,727.21 and 3,047.36 is: 4,572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.67 : 8,727.21 = 3,047.36 : x
  2. Step 2: Convert to fraction form
    5,815.67/8,727.21 = 3,047.36/x
  3. Step 3: Cross multiply
    5,815.67x = 8,727.21 × 3,047.36
  4. Step 4: Simplify right side
    5,815.67x = 26,594,907.03
  5. Step 5: Solve for x
    x = 26,594,907.03/5,815.67
  6. Step 6: Final answer
    x = 4,572.98

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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.