Home / 6,178.11-8,525.72-3,345.41

Finding the Fourth Proportional to 6,178.11, 8,525.72 and 3,345.41

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Solution

The fourth proportional to 6,178.11, 8,525.72 and 3,345.41 is: 4,616.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.11 : 8,525.72 = 3,345.41 : x
  2. Step 2: Convert to fraction form
    6,178.11/8,525.72 = 3,345.41/x
  3. Step 3: Cross multiply
    6,178.11x = 8,525.72 × 3,345.41
  4. Step 4: Simplify right side
    6,178.11x = 28,522,028.95
  5. Step 5: Solve for x
    x = 28,522,028.95/6,178.11
  6. Step 6: Final answer
    x = 4,616.63

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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.