Home / 5,911.57-8,866.95-2,015.88

Finding the Fourth Proportional to 5,911.57, 8,866.95 and 2,015.88

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Solution

The fourth proportional to 5,911.57, 8,866.95 and 2,015.88 is: 3,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.57 : 8,866.95 = 2,015.88 : x
  2. Step 2: Convert to fraction form
    5,911.57/8,866.95 = 2,015.88/x
  3. Step 3: Cross multiply
    5,911.57x = 8,866.95 × 2,015.88
  4. Step 4: Simplify right side
    5,911.57x = 17,874,707.17
  5. Step 5: Solve for x
    x = 17,874,707.17/5,911.57
  6. Step 6: Final answer
    x = 3,023.68

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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.