Home / 4,443.58-6,129.72-2,674.12

Finding the Fourth Proportional to 4,443.58, 6,129.72 and 2,674.12

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Solution

The fourth proportional to 4,443.58, 6,129.72 and 2,674.12 is: 3,688.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.58 : 6,129.72 = 2,674.12 : x
  2. Step 2: Convert to fraction form
    4,443.58/6,129.72 = 2,674.12/x
  3. Step 3: Cross multiply
    4,443.58x = 6,129.72 × 2,674.12
  4. Step 4: Simplify right side
    4,443.58x = 16,391,606.85
  5. Step 5: Solve for x
    x = 16,391,606.85/4,443.58
  6. Step 6: Final answer
    x = 3,688.83

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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.