Home / 4,221.24-6,327.84-1,588.05

Finding the Fourth Proportional to 4,221.24, 6,327.84 and 1,588.05

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Solution

The fourth proportional to 4,221.24, 6,327.84 and 1,588.05 is: 2,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.24 : 6,327.84 = 1,588.05 : x
  2. Step 2: Convert to fraction form
    4,221.24/6,327.84 = 1,588.05/x
  3. Step 3: Cross multiply
    4,221.24x = 6,327.84 × 1,588.05
  4. Step 4: Simplify right side
    4,221.24x = 10,048,926.31
  5. Step 5: Solve for x
    x = 10,048,926.31/4,221.24
  6. Step 6: Final answer
    x = 2,380.56

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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.