Home / 4,509.72-6,222.42-2,620.26

Finding the Fourth Proportional to 4,509.72, 6,222.42 and 2,620.26

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Solution

The fourth proportional to 4,509.72, 6,222.42 and 2,620.26 is: 3,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.72 : 6,222.42 = 2,620.26 : x
  2. Step 2: Convert to fraction form
    4,509.72/6,222.42 = 2,620.26/x
  3. Step 3: Cross multiply
    4,509.72x = 6,222.42 × 2,620.26
  4. Step 4: Simplify right side
    4,509.72x = 16,304,358.23
  5. Step 5: Solve for x
    x = 16,304,358.23/4,509.72
  6. Step 6: Final answer
    x = 3,615.38

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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.