Home / 4,213.61-6,321.23-1,616.34

Finding the Fourth Proportional to 4,213.61, 6,321.23 and 1,616.34

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Solution

The fourth proportional to 4,213.61, 6,321.23 and 1,616.34 is: 2,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.61 : 6,321.23 = 1,616.34 : x
  2. Step 2: Convert to fraction form
    4,213.61/6,321.23 = 1,616.34/x
  3. Step 3: Cross multiply
    4,213.61x = 6,321.23 × 1,616.34
  4. Step 4: Simplify right side
    4,213.61x = 10,217,274.04
  5. Step 5: Solve for x
    x = 10,217,274.04/4,213.61
  6. Step 6: Final answer
    x = 2,424.83

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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.