Home / 4,236.49-6,353.52-1,638.82

Finding the Fourth Proportional to 4,236.49, 6,353.52 and 1,638.82

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Solution

The fourth proportional to 4,236.49, 6,353.52 and 1,638.82 is: 2,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236.49 : 6,353.52 = 1,638.82 : x
  2. Step 2: Convert to fraction form
    4,236.49/6,353.52 = 1,638.82/x
  3. Step 3: Cross multiply
    4,236.49x = 6,353.52 × 1,638.82
  4. Step 4: Simplify right side
    4,236.49x = 10,412,269.63
  5. Step 5: Solve for x
    x = 10,412,269.63/4,236.49
  6. Step 6: Final answer
    x = 2,457.76

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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.