Home / 6,140.94-8,474.50-3,346.44

Finding the Fourth Proportional to 6,140.94, 8,474.50 and 3,346.44

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Solution

The fourth proportional to 6,140.94, 8,474.50 and 3,346.44 is: 4,618.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.94 : 8,474.50 = 3,346.44 : x
  2. Step 2: Convert to fraction form
    6,140.94/8,474.50 = 3,346.44/x
  3. Step 3: Cross multiply
    6,140.94x = 8,474.50 × 3,346.44
  4. Step 4: Simplify right side
    6,140.94x = 28,359,405.78
  5. Step 5: Solve for x
    x = 28,359,405.78/6,140.94
  6. Step 6: Final answer
    x = 4,618.09

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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.