Home / 5,911.99-8,868.49-1,962.43

Finding the Fourth Proportional to 5,911.99, 8,868.49 and 1,962.43

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Solution

The fourth proportional to 5,911.99, 8,868.49 and 1,962.43 is: 2,943.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.99 : 8,868.49 = 1,962.43 : x
  2. Step 2: Convert to fraction form
    5,911.99/8,868.49 = 1,962.43/x
  3. Step 3: Cross multiply
    5,911.99x = 8,868.49 × 1,962.43
  4. Step 4: Simplify right side
    5,911.99x = 17,403,763.75
  5. Step 5: Solve for x
    x = 17,403,763.75/5,911.99
  6. Step 6: Final answer
    x = 2,943.81

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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.