Home / 5,980.35-8,960.09-3,897.03

Finding the Fourth Proportional to 5,980.35, 8,960.09 and 3,897.03

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Solution

The fourth proportional to 5,980.35, 8,960.09 and 3,897.03 is: 5,838.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.35 : 8,960.09 = 3,897.03 : x
  2. Step 2: Convert to fraction form
    5,980.35/8,960.09 = 3,897.03/x
  3. Step 3: Cross multiply
    5,980.35x = 8,960.09 × 3,897.03
  4. Step 4: Simplify right side
    5,980.35x = 34,917,720.05
  5. Step 5: Solve for x
    x = 34,917,720.05/5,980.35
  6. Step 6: Final answer
    x = 5,838.74

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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.