Home / 5,911.85-8,868.29-1,962.97

Finding the Fourth Proportional to 5,911.85, 8,868.29 and 1,962.97

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Solution

The fourth proportional to 5,911.85, 8,868.29 and 1,962.97 is: 2,944.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.85 : 8,868.29 = 1,962.97 : x
  2. Step 2: Convert to fraction form
    5,911.85/8,868.29 = 1,962.97/x
  3. Step 3: Cross multiply
    5,911.85x = 8,868.29 × 1,962.97
  4. Step 4: Simplify right side
    5,911.85x = 17,408,155.24
  5. Step 5: Solve for x
    x = 17,408,155.24/5,911.85
  6. Step 6: Final answer
    x = 2,944.62

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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.