Home / 7,209.72-10,814.67-2,529.54

Finding the Fourth Proportional to 7,209.72, 10,814.67 and 2,529.54

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Solution

The fourth proportional to 7,209.72, 10,814.67 and 2,529.54 is: 3,794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.72 : 10,814.67 = 2,529.54 : x
  2. Step 2: Convert to fraction form
    7,209.72/10,814.67 = 2,529.54/x
  3. Step 3: Cross multiply
    7,209.72x = 10,814.67 × 2,529.54
  4. Step 4: Simplify right side
    7,209.72x = 27,356,140.35
  5. Step 5: Solve for x
    x = 27,356,140.35/7,209.72
  6. Step 6: Final answer
    x = 3,794.34

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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.