Home / 6,279.62-8,665.65-4,041.59

Finding the Fourth Proportional to 6,279.62, 8,665.65 and 4,041.59

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Solution

The fourth proportional to 6,279.62, 8,665.65 and 4,041.59 is: 5,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.62 : 8,665.65 = 4,041.59 : x
  2. Step 2: Convert to fraction form
    6,279.62/8,665.65 = 4,041.59/x
  3. Step 3: Cross multiply
    6,279.62x = 8,665.65 × 4,041.59
  4. Step 4: Simplify right side
    6,279.62x = 35,022,961.06
  5. Step 5: Solve for x
    x = 35,022,961.06/6,279.62
  6. Step 6: Final answer
    x = 5,577.25

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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.