Home / 5,931.98-8,186.09-3,279.34

Finding the Fourth Proportional to 5,931.98, 8,186.09 and 3,279.34

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Solution

The fourth proportional to 5,931.98, 8,186.09 and 3,279.34 is: 4,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.98 : 8,186.09 = 3,279.34 : x
  2. Step 2: Convert to fraction form
    5,931.98/8,186.09 = 3,279.34/x
  3. Step 3: Cross multiply
    5,931.98x = 8,186.09 × 3,279.34
  4. Step 4: Simplify right side
    5,931.98x = 26,844,972.38
  5. Step 5: Solve for x
    x = 26,844,972.38/5,931.98
  6. Step 6: Final answer
    x = 4,525.47

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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.