Home / 4,509.82-6,223.43-2,520.39

Finding the Fourth Proportional to 4,509.82, 6,223.43 and 2,520.39

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Solution

The fourth proportional to 4,509.82, 6,223.43 and 2,520.39 is: 3,478.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.82 : 6,223.43 = 2,520.39 : x
  2. Step 2: Convert to fraction form
    4,509.82/6,223.43 = 2,520.39/x
  3. Step 3: Cross multiply
    4,509.82x = 6,223.43 × 2,520.39
  4. Step 4: Simplify right side
    4,509.82x = 15,685,458.14
  5. Step 5: Solve for x
    x = 15,685,458.14/4,509.82
  6. Step 6: Final answer
    x = 3,478.07

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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.