Home / 6,141.12-8,475.75-3,623.85

Finding the Fourth Proportional to 6,141.12, 8,475.75 and 3,623.85

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Solution

The fourth proportional to 6,141.12, 8,475.75 and 3,623.85 is: 5,001.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.12 : 8,475.75 = 3,623.85 : x
  2. Step 2: Convert to fraction form
    6,141.12/8,475.75 = 3,623.85/x
  3. Step 3: Cross multiply
    6,141.12x = 8,475.75 × 3,623.85
  4. Step 4: Simplify right side
    6,141.12x = 30,714,846.64
  5. Step 5: Solve for x
    x = 30,714,846.64/6,141.12
  6. Step 6: Final answer
    x = 5,001.51

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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.