Home / 11,411.24-15,633.09-10,984.80

Finding the Fourth Proportional to 11,411.24, 15,633.09 and 10,984.80

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Solution

The fourth proportional to 11,411.24, 15,633.09 and 10,984.80 is: 15,048.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411.24 : 15,633.09 = 10,984.80 : x
  2. Step 2: Convert to fraction form
    11,411.24/15,633.09 = 10,984.80/x
  3. Step 3: Cross multiply
    11,411.24x = 15,633.09 × 10,984.80
  4. Step 4: Simplify right side
    11,411.24x = 171,726,367.03
  5. Step 5: Solve for x
    x = 171,726,367.03/11,411.24
  6. Step 6: Final answer
    x = 15,048.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.