Home / 4,301.72-6,454.74-3,208.28

Finding the Fourth Proportional to 4,301.72, 6,454.74 and 3,208.28

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Solution

The fourth proportional to 4,301.72, 6,454.74 and 3,208.28 is: 4,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.72 : 6,454.74 = 3,208.28 : x
  2. Step 2: Convert to fraction form
    4,301.72/6,454.74 = 3,208.28/x
  3. Step 3: Cross multiply
    4,301.72x = 6,454.74 × 3,208.28
  4. Step 4: Simplify right side
    4,301.72x = 20,708,613.25
  5. Step 5: Solve for x
    x = 20,708,613.25/4,301.72
  6. Step 6: Final answer
    x = 4,814.03

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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.