Home / 3,482.55-5,222.61-2,164.28

Finding the Fourth Proportional to 3,482.55, 5,222.61 and 2,164.28

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Solution

The fourth proportional to 3,482.55, 5,222.61 and 2,164.28 is: 3,245.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.55 : 5,222.61 = 2,164.28 : x
  2. Step 2: Convert to fraction form
    3,482.55/5,222.61 = 2,164.28/x
  3. Step 3: Cross multiply
    3,482.55x = 5,222.61 × 2,164.28
  4. Step 4: Simplify right side
    3,482.55x = 11,303,164.26
  5. Step 5: Solve for x
    x = 11,303,164.26/3,482.55
  6. Step 6: Final answer
    x = 3,245.66

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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.