Home / 5,570.20-8,354.58-2,107

Finding the Fourth Proportional to 5,570.20, 8,354.58 and 2,107

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Solution

The fourth proportional to 5,570.20, 8,354.58 and 2,107 is: 3,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.20 : 8,354.58 = 2,107 : x
  2. Step 2: Convert to fraction form
    5,570.20/8,354.58 = 2,107/x
  3. Step 3: Cross multiply
    5,570.20x = 8,354.58 × 2,107
  4. Step 4: Simplify right side
    5,570.20x = 17,603,100.06
  5. Step 5: Solve for x
    x = 17,603,100.06/5,570.20
  6. Step 6: Final answer
    x = 3,160.23

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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.