Home / 9,409.51-14,103.19-3,860.11

Finding the Fourth Proportional to 9,409.51, 14,103.19 and 3,860.11

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Solution

The fourth proportional to 9,409.51, 14,103.19 and 3,860.11 is: 5,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.51 : 14,103.19 = 3,860.11 : x
  2. Step 2: Convert to fraction form
    9,409.51/14,103.19 = 3,860.11/x
  3. Step 3: Cross multiply
    9,409.51x = 14,103.19 × 3,860.11
  4. Step 4: Simplify right side
    9,409.51x = 54,439,864.75
  5. Step 5: Solve for x
    x = 54,439,864.75/9,409.51
  6. Step 6: Final answer
    x = 5,785.62

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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.