Home / 9,078.81-13,618.92-2,504.94

Finding the Fourth Proportional to 9,078.81, 13,618.92 and 2,504.94

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Solution

The fourth proportional to 9,078.81, 13,618.92 and 2,504.94 is: 3,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.81 : 13,618.92 = 2,504.94 : x
  2. Step 2: Convert to fraction form
    9,078.81/13,618.92 = 2,504.94/x
  3. Step 3: Cross multiply
    9,078.81x = 13,618.92 × 2,504.94
  4. Step 4: Simplify right side
    9,078.81x = 34,114,577.46
  5. Step 5: Solve for x
    x = 34,114,577.46/9,078.81
  6. Step 6: Final answer
    x = 3,757.60

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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.