Home / 11,145.89-16,711.63-5,596.13

Finding the Fourth Proportional to 11,145.89, 16,711.63 and 5,596.13

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Solution

The fourth proportional to 11,145.89, 16,711.63 and 5,596.13 is: 8,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145.89 : 16,711.63 = 5,596.13 : x
  2. Step 2: Convert to fraction form
    11,145.89/16,711.63 = 5,596.13/x
  3. Step 3: Cross multiply
    11,145.89x = 16,711.63 × 5,596.13
  4. Step 4: Simplify right side
    11,145.89x = 93,520,453.99
  5. Step 5: Solve for x
    x = 93,520,453.99/11,145.89
  6. Step 6: Final answer
    x = 8,390.58

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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.