Home / 10,725.91-16,089.09-7,550.37

Finding the Fourth Proportional to 10,725.91, 16,089.09 and 7,550.37

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Solution

The fourth proportional to 10,725.91, 16,089.09 and 7,550.37 is: 11,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.91 : 16,089.09 = 7,550.37 : x
  2. Step 2: Convert to fraction form
    10,725.91/16,089.09 = 7,550.37/x
  3. Step 3: Cross multiply
    10,725.91x = 16,089.09 × 7,550.37
  4. Step 4: Simplify right side
    10,725.91x = 121,478,584.61
  5. Step 5: Solve for x
    x = 121,478,584.61/10,725.91
  6. Step 6: Final answer
    x = 11,325.72

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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.