Home / 4,428.99-6,112.08-2,439.54

Finding the Fourth Proportional to 4,428.99, 6,112.08 and 2,439.54

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Solution

The fourth proportional to 4,428.99, 6,112.08 and 2,439.54 is: 3,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.99 : 6,112.08 = 2,439.54 : x
  2. Step 2: Convert to fraction form
    4,428.99/6,112.08 = 2,439.54/x
  3. Step 3: Cross multiply
    4,428.99x = 6,112.08 × 2,439.54
  4. Step 4: Simplify right side
    4,428.99x = 14,910,663.64
  5. Step 5: Solve for x
    x = 14,910,663.64/4,428.99
  6. Step 6: Final answer
    x = 3,366.61

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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.