Home / 6,178.29-8,525.97-3,345.61

Finding the Fourth Proportional to 6,178.29, 8,525.97 and 3,345.61

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Solution

The fourth proportional to 6,178.29, 8,525.97 and 3,345.61 is: 4,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.29 : 8,525.97 = 3,345.61 : x
  2. Step 2: Convert to fraction form
    6,178.29/8,525.97 = 3,345.61/x
  3. Step 3: Cross multiply
    6,178.29x = 8,525.97 × 3,345.61
  4. Step 4: Simplify right side
    6,178.29x = 28,524,570.49
  5. Step 5: Solve for x
    x = 28,524,570.49/6,178.29
  6. Step 6: Final answer
    x = 4,616.90

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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.