Home / 4,487.45-6,189.21-2,994.82

Finding the Fourth Proportional to 4,487.45, 6,189.21 and 2,994.82

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Solution

The fourth proportional to 4,487.45, 6,189.21 and 2,994.82 is: 4,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.45 : 6,189.21 = 2,994.82 : x
  2. Step 2: Convert to fraction form
    4,487.45/6,189.21 = 2,994.82/x
  3. Step 3: Cross multiply
    4,487.45x = 6,189.21 × 2,994.82
  4. Step 4: Simplify right side
    4,487.45x = 18,535,589.23
  5. Step 5: Solve for x
    x = 18,535,589.23/4,487.45
  6. Step 6: Final answer
    x = 4,130.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.