Home / 5,580.89-8,371.07-2,071.58

Finding the Fourth Proportional to 5,580.89, 8,371.07 and 2,071.58

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Solution

The fourth proportional to 5,580.89, 8,371.07 and 2,071.58 is: 3,107.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.89 : 8,371.07 = 2,071.58 : x
  2. Step 2: Convert to fraction form
    5,580.89/8,371.07 = 2,071.58/x
  3. Step 3: Cross multiply
    5,580.89x = 8,371.07 × 2,071.58
  4. Step 4: Simplify right side
    5,580.89x = 17,341,351.76
  5. Step 5: Solve for x
    x = 17,341,351.76/5,580.89
  6. Step 6: Final answer
    x = 3,107.27

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1.5x scale

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.