Home / 5,985.67-8,977.42-2,091.19

Finding the Fourth Proportional to 5,985.67, 8,977.42 and 2,091.19

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Solution

The fourth proportional to 5,985.67, 8,977.42 and 2,091.19 is: 3,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.67 : 8,977.42 = 2,091.19 : x
  2. Step 2: Convert to fraction form
    5,985.67/8,977.42 = 2,091.19/x
  3. Step 3: Cross multiply
    5,985.67x = 8,977.42 × 2,091.19
  4. Step 4: Simplify right side
    5,985.67x = 18,773,435.59
  5. Step 5: Solve for x
    x = 18,773,435.59/5,985.67
  6. Step 6: Final answer
    x = 3,136.40

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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.