Home / 4,050.55-5,591.55-2,986.48

Finding the Fourth Proportional to 4,050.55, 5,591.55 and 2,986.48

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Solution

The fourth proportional to 4,050.55, 5,591.55 and 2,986.48 is: 4,122.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.55 : 5,591.55 = 2,986.48 : x
  2. Step 2: Convert to fraction form
    4,050.55/5,591.55 = 2,986.48/x
  3. Step 3: Cross multiply
    4,050.55x = 5,591.55 × 2,986.48
  4. Step 4: Simplify right side
    4,050.55x = 16,699,052.24
  5. Step 5: Solve for x
    x = 16,699,052.24/4,050.55
  6. Step 6: Final answer
    x = 4,122.66

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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.