Home / 5,811.69-8,720.96-2,302.04

Finding the Fourth Proportional to 5,811.69, 8,720.96 and 2,302.04

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Solution

The fourth proportional to 5,811.69, 8,720.96 and 2,302.04 is: 3,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.69 : 8,720.96 = 2,302.04 : x
  2. Step 2: Convert to fraction form
    5,811.69/8,720.96 = 2,302.04/x
  3. Step 3: Cross multiply
    5,811.69x = 8,720.96 × 2,302.04
  4. Step 4: Simplify right side
    5,811.69x = 20,075,998.76
  5. Step 5: Solve for x
    x = 20,075,998.76/5,811.69
  6. Step 6: Final answer
    x = 3,454.42

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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.