Home / 3,653.09-5,478.92-3,040.73

Finding the Fourth Proportional to 3,653.09, 5,478.92 and 3,040.73

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Solution

The fourth proportional to 3,653.09, 5,478.92 and 3,040.73 is: 4,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.09 : 5,478.92 = 3,040.73 : x
  2. Step 2: Convert to fraction form
    3,653.09/5,478.92 = 3,040.73/x
  3. Step 3: Cross multiply
    3,653.09x = 5,478.92 × 3,040.73
  4. Step 4: Simplify right side
    3,653.09x = 16,659,916.41
  5. Step 5: Solve for x
    x = 16,659,916.41/3,653.09
  6. Step 6: Final answer
    x = 4,560.50

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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.