Home / 11,502.81-17,257.84-4,107.11

Finding the Fourth Proportional to 11,502.81, 17,257.84 and 4,107.11

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Solution

The fourth proportional to 11,502.81, 17,257.84 and 4,107.11 is: 6,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.81 : 17,257.84 = 4,107.11 : x
  2. Step 2: Convert to fraction form
    11,502.81/17,257.84 = 4,107.11/x
  3. Step 3: Cross multiply
    11,502.81x = 17,257.84 × 4,107.11
  4. Step 4: Simplify right side
    11,502.81x = 70,879,750.69
  5. Step 5: Solve for x
    x = 70,879,750.69/11,502.81
  6. Step 6: Final answer
    x = 6,161.95

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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.