Home / 7,436.16-10,261.96-4,078.94

Finding the Fourth Proportional to 7,436.16, 10,261.96 and 4,078.94

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Solution

The fourth proportional to 7,436.16, 10,261.96 and 4,078.94 is: 5,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.16 : 10,261.96 = 4,078.94 : x
  2. Step 2: Convert to fraction form
    7,436.16/10,261.96 = 4,078.94/x
  3. Step 3: Cross multiply
    7,436.16x = 10,261.96 × 4,078.94
  4. Step 4: Simplify right side
    7,436.16x = 41,857,919.12
  5. Step 5: Solve for x
    x = 41,857,919.12/7,436.16
  6. Step 6: Final answer
    x = 5,628.97

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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.