Home / 9,133.57-13,701.73-3,288.81

Finding the Fourth Proportional to 9,133.57, 13,701.73 and 3,288.81

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Solution

The fourth proportional to 9,133.57, 13,701.73 and 3,288.81 is: 4,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.57 : 13,701.73 = 3,288.81 : x
  2. Step 2: Convert to fraction form
    9,133.57/13,701.73 = 3,288.81/x
  3. Step 3: Cross multiply
    9,133.57x = 13,701.73 × 3,288.81
  4. Step 4: Simplify right side
    9,133.57x = 45,062,386.64
  5. Step 5: Solve for x
    x = 45,062,386.64/9,133.57
  6. Step 6: Final answer
    x = 4,933.71

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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.