Home / 5,930.79-8,896.29-1,771.05

Finding the Fourth Proportional to 5,930.79, 8,896.29 and 1,771.05

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Solution

The fourth proportional to 5,930.79, 8,896.29 and 1,771.05 is: 2,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.79 : 8,896.29 = 1,771.05 : x
  2. Step 2: Convert to fraction form
    5,930.79/8,896.29 = 1,771.05/x
  3. Step 3: Cross multiply
    5,930.79x = 8,896.29 × 1,771.05
  4. Step 4: Simplify right side
    5,930.79x = 15,755,774.40
  5. Step 5: Solve for x
    x = 15,755,774.40/5,930.79
  6. Step 6: Final answer
    x = 2,656.61

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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.