Home / 11,030.14-16,529.67-5,478.22

Finding the Fourth Proportional to 11,030.14, 16,529.67 and 5,478.22

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Solution

The fourth proportional to 11,030.14, 16,529.67 and 5,478.22 is: 8,209.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.14 : 16,529.67 = 5,478.22 : x
  2. Step 2: Convert to fraction form
    11,030.14/16,529.67 = 5,478.22/x
  3. Step 3: Cross multiply
    11,030.14x = 16,529.67 × 5,478.22
  4. Step 4: Simplify right side
    11,030.14x = 90,553,168.79
  5. Step 5: Solve for x
    x = 90,553,168.79/11,030.14
  6. Step 6: Final answer
    x = 8,209.61

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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.