Home / 7,438.73-10,264.32-4,786.38

Finding the Fourth Proportional to 7,438.73, 10,264.32 and 4,786.38

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Solution

The fourth proportional to 7,438.73, 10,264.32 and 4,786.38 is: 6,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.73 : 10,264.32 = 4,786.38 : x
  2. Step 2: Convert to fraction form
    7,438.73/10,264.32 = 4,786.38/x
  3. Step 3: Cross multiply
    7,438.73x = 10,264.32 × 4,786.38
  4. Step 4: Simplify right side
    7,438.73x = 49,128,935.96
  5. Step 5: Solve for x
    x = 49,128,935.96/7,438.73
  6. Step 6: Final answer
    x = 6,604.48

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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.