Home / 4,189.28-6,283.34-2,318.63

Finding the Fourth Proportional to 4,189.28, 6,283.34 and 2,318.63

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Solution

The fourth proportional to 4,189.28, 6,283.34 and 2,318.63 is: 3,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.28 : 6,283.34 = 2,318.63 : x
  2. Step 2: Convert to fraction form
    4,189.28/6,283.34 = 2,318.63/x
  3. Step 3: Cross multiply
    4,189.28x = 6,283.34 × 2,318.63
  4. Step 4: Simplify right side
    4,189.28x = 14,568,697.61
  5. Step 5: Solve for x
    x = 14,568,697.61/4,189.28
  6. Step 6: Final answer
    x = 3,477.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.