Home / 11,611.08-17,422.49-5,364.06

Finding the Fourth Proportional to 11,611.08, 17,422.49 and 5,364.06

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Solution

The fourth proportional to 11,611.08, 17,422.49 and 5,364.06 is: 8,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.08 : 17,422.49 = 5,364.06 : x
  2. Step 2: Convert to fraction form
    11,611.08/17,422.49 = 5,364.06/x
  3. Step 3: Cross multiply
    11,611.08x = 17,422.49 × 5,364.06
  4. Step 4: Simplify right side
    11,611.08x = 93,455,229.79
  5. Step 5: Solve for x
    x = 93,455,229.79/11,611.08
  6. Step 6: Final answer
    x = 8,048.80

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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.