Home / 5,999.83-8,279.24-3,875.45

Finding the Fourth Proportional to 5,999.83, 8,279.24 and 3,875.45

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Solution

The fourth proportional to 5,999.83, 8,279.24 and 3,875.45 is: 5,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.83 : 8,279.24 = 3,875.45 : x
  2. Step 2: Convert to fraction form
    5,999.83/8,279.24 = 3,875.45/x
  3. Step 3: Cross multiply
    5,999.83x = 8,279.24 × 3,875.45
  4. Step 4: Simplify right side
    5,999.83x = 32,085,780.66
  5. Step 5: Solve for x
    x = 32,085,780.66/5,999.83
  6. Step 6: Final answer
    x = 5,347.78

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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.