Home / 3,254.61-4,859.96-3,220.29

Finding the Fourth Proportional to 3,254.61, 4,859.96 and 3,220.29

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Solution

The fourth proportional to 3,254.61, 4,859.96 and 3,220.29 is: 4,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.61 : 4,859.96 = 3,220.29 : x
  2. Step 2: Convert to fraction form
    3,254.61/4,859.96 = 3,220.29/x
  3. Step 3: Cross multiply
    3,254.61x = 4,859.96 × 3,220.29
  4. Step 4: Simplify right side
    3,254.61x = 15,650,464.49
  5. Step 5: Solve for x
    x = 15,650,464.49/3,254.61
  6. Step 6: Final answer
    x = 4,808.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.