Home / 6,141.20-8,464.72-4,346.36

Finding the Fourth Proportional to 6,141.20, 8,464.72 and 4,346.36

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Solution

The fourth proportional to 6,141.20, 8,464.72 and 4,346.36 is: 5,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.20 : 8,464.72 = 4,346.36 : x
  2. Step 2: Convert to fraction form
    6,141.20/8,464.72 = 4,346.36/x
  3. Step 3: Cross multiply
    6,141.20x = 8,464.72 × 4,346.36
  4. Step 4: Simplify right side
    6,141.20x = 36,790,720.42
  5. Step 5: Solve for x
    x = 36,790,720.42/6,141.20
  6. Step 6: Final answer
    x = 5,990.80

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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.