Home / 9,409.64-14,115.66-2,836.49

Finding the Fourth Proportional to 9,409.64, 14,115.66 and 2,836.49

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Solution

The fourth proportional to 9,409.64, 14,115.66 and 2,836.49 is: 4,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.64 : 14,115.66 = 2,836.49 : x
  2. Step 2: Convert to fraction form
    9,409.64/14,115.66 = 2,836.49/x
  3. Step 3: Cross multiply
    9,409.64x = 14,115.66 × 2,836.49
  4. Step 4: Simplify right side
    9,409.64x = 40,038,857.86
  5. Step 5: Solve for x
    x = 40,038,857.86/9,409.64
  6. Step 6: Final answer
    x = 4,255.09

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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.