Home / 4,500.36-6,207.37-4,128.57

Finding the Fourth Proportional to 4,500.36, 6,207.37 and 4,128.57

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Solution

The fourth proportional to 4,500.36, 6,207.37 and 4,128.57 is: 5,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.36 : 6,207.37 = 4,128.57 : x
  2. Step 2: Convert to fraction form
    4,500.36/6,207.37 = 4,128.57/x
  3. Step 3: Cross multiply
    4,500.36x = 6,207.37 × 4,128.57
  4. Step 4: Simplify right side
    4,500.36x = 25,627,551.24
  5. Step 5: Solve for x
    x = 25,627,551.24/4,500.36
  6. Step 6: Final answer
    x = 5,694.56

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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.