Home / 9,266.13-13,900.63-3,111.57

Finding the Fourth Proportional to 9,266.13, 13,900.63 and 3,111.57

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Solution

The fourth proportional to 9,266.13, 13,900.63 and 3,111.57 is: 4,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.13 : 13,900.63 = 3,111.57 : x
  2. Step 2: Convert to fraction form
    9,266.13/13,900.63 = 3,111.57/x
  3. Step 3: Cross multiply
    9,266.13x = 13,900.63 × 3,111.57
  4. Step 4: Simplify right side
    9,266.13x = 43,252,706.01
  5. Step 5: Solve for x
    x = 43,252,706.01/9,266.13
  6. Step 6: Final answer
    x = 4,667.83

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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.