Home / 5,895.66-8,135.69-3,243.05

Finding the Fourth Proportional to 5,895.66, 8,135.69 and 3,243.05

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Solution

The fourth proportional to 5,895.66, 8,135.69 and 3,243.05 is: 4,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,895.66 : 8,135.69 = 3,243.05 : x
  2. Step 2: Convert to fraction form
    5,895.66/8,135.69 = 3,243.05/x
  3. Step 3: Cross multiply
    5,895.66x = 8,135.69 × 3,243.05
  4. Step 4: Simplify right side
    5,895.66x = 26,384,392.56
  5. Step 5: Solve for x
    x = 26,384,392.56/5,895.66
  6. Step 6: Final answer
    x = 4,475.22

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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.