Home / 4,191.13-6,286.58-1,071.16

Finding the Fourth Proportional to 4,191.13, 6,286.58 and 1,071.16

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Solution

The fourth proportional to 4,191.13, 6,286.58 and 1,071.16 is: 1,606.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.13 : 6,286.58 = 1,071.16 : x
  2. Step 2: Convert to fraction form
    4,191.13/6,286.58 = 1,071.16/x
  3. Step 3: Cross multiply
    4,191.13x = 6,286.58 × 1,071.16
  4. Step 4: Simplify right side
    4,191.13x = 6,733,901.60
  5. Step 5: Solve for x
    x = 6,733,901.60/4,191.13
  6. Step 6: Final answer
    x = 1,606.71

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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.