Home / 5,072.63-7,604.54-2,438.81

Finding the Fourth Proportional to 5,072.63, 7,604.54 and 2,438.81

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Solution

The fourth proportional to 5,072.63, 7,604.54 and 2,438.81 is: 3,656.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.63 : 7,604.54 = 2,438.81 : x
  2. Step 2: Convert to fraction form
    5,072.63/7,604.54 = 2,438.81/x
  3. Step 3: Cross multiply
    5,072.63x = 7,604.54 × 2,438.81
  4. Step 4: Simplify right side
    5,072.63x = 18,545,977.98
  5. Step 5: Solve for x
    x = 18,545,977.98/5,072.63
  6. Step 6: Final answer
    x = 3,656.09

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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.