Home / 4,509.05-6,222.24-2,519.21

Finding the Fourth Proportional to 4,509.05, 6,222.24 and 2,519.21

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Solution

The fourth proportional to 4,509.05, 6,222.24 and 2,519.21 is: 3,476.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.05 : 6,222.24 = 2,519.21 : x
  2. Step 2: Convert to fraction form
    4,509.05/6,222.24 = 2,519.21/x
  3. Step 3: Cross multiply
    4,509.05x = 6,222.24 × 2,519.21
  4. Step 4: Simplify right side
    4,509.05x = 15,675,144.79
  5. Step 5: Solve for x
    x = 15,675,144.79/4,509.05
  6. Step 6: Final answer
    x = 3,476.38

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.