Home / 5,945.10-8,913.43-2,611.72

Finding the Fourth Proportional to 5,945.10, 8,913.43 and 2,611.72

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Solution

The fourth proportional to 5,945.10, 8,913.43 and 2,611.72 is: 3,915.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.10 : 8,913.43 = 2,611.72 : x
  2. Step 2: Convert to fraction form
    5,945.10/8,913.43 = 2,611.72/x
  3. Step 3: Cross multiply
    5,945.10x = 8,913.43 × 2,611.72
  4. Step 4: Simplify right side
    5,945.10x = 23,279,383.40
  5. Step 5: Solve for x
    x = 23,279,383.40/5,945.10
  6. Step 6: Final answer
    x = 3,915.73

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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.