Home / 11,859.81-16,367.39-6,554.52

Finding the Fourth Proportional to 11,859.81, 16,367.39 and 6,554.52

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Solution

The fourth proportional to 11,859.81, 16,367.39 and 6,554.52 is: 9,045.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.81 : 16,367.39 = 6,554.52 : x
  2. Step 2: Convert to fraction form
    11,859.81/16,367.39 = 6,554.52/x
  3. Step 3: Cross multiply
    11,859.81x = 16,367.39 × 6,554.52
  4. Step 4: Simplify right side
    11,859.81x = 107,280,352.33
  5. Step 5: Solve for x
    x = 107,280,352.33/11,859.81
  6. Step 6: Final answer
    x = 9,045.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.