Home / 3,651.50-5,475.96-1,459.64

Finding the Fourth Proportional to 3,651.50, 5,475.96 and 1,459.64

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Solution

The fourth proportional to 3,651.50, 5,475.96 and 1,459.64 is: 2,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.50 : 5,475.96 = 1,459.64 : x
  2. Step 2: Convert to fraction form
    3,651.50/5,475.96 = 1,459.64/x
  3. Step 3: Cross multiply
    3,651.50x = 5,475.96 × 1,459.64
  4. Step 4: Simplify right side
    3,651.50x = 7,992,930.25
  5. Step 5: Solve for x
    x = 7,992,930.25/3,651.50
  6. Step 6: Final answer
    x = 2,188.94

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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.