Home / 6,018.49-8,305.71-3,365.90

Finding the Fourth Proportional to 6,018.49, 8,305.71 and 3,365.90

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Solution

The fourth proportional to 6,018.49, 8,305.71 and 3,365.90 is: 4,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.49 : 8,305.71 = 3,365.90 : x
  2. Step 2: Convert to fraction form
    6,018.49/8,305.71 = 3,365.90/x
  3. Step 3: Cross multiply
    6,018.49x = 8,305.71 × 3,365.90
  4. Step 4: Simplify right side
    6,018.49x = 27,956,189.29
  5. Step 5: Solve for x
    x = 27,956,189.29/6,018.49
  6. Step 6: Final answer
    x = 4,645.05

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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.