Home / 5,897.13-8,138.52-3,380.06

Finding the Fourth Proportional to 5,897.13, 8,138.52 and 3,380.06

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Solution

The fourth proportional to 5,897.13, 8,138.52 and 3,380.06 is: 4,664.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,897.13 : 8,138.52 = 3,380.06 : x
  2. Step 2: Convert to fraction form
    5,897.13/8,138.52 = 3,380.06/x
  3. Step 3: Cross multiply
    5,897.13x = 8,138.52 × 3,380.06
  4. Step 4: Simplify right side
    5,897.13x = 27,508,645.22
  5. Step 5: Solve for x
    x = 27,508,645.22/5,897.13
  6. Step 6: Final answer
    x = 4,664.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.