Home / 11,903.64-17,855.59-4,110.63

Finding the Fourth Proportional to 11,903.64, 17,855.59 and 4,110.63

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Solution

The fourth proportional to 11,903.64, 17,855.59 and 4,110.63 is: 6,165.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.64 : 17,855.59 = 4,110.63 : x
  2. Step 2: Convert to fraction form
    11,903.64/17,855.59 = 4,110.63/x
  3. Step 3: Cross multiply
    11,903.64x = 17,855.59 × 4,110.63
  4. Step 4: Simplify right side
    11,903.64x = 73,397,723.92
  5. Step 5: Solve for x
    x = 73,397,723.92/11,903.64
  6. Step 6: Final answer
    x = 6,165.99

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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.