Home / 4,331.12-5,977.88-2,736.76

Finding the Fourth Proportional to 4,331.12, 5,977.88 and 2,736.76

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Solution

The fourth proportional to 4,331.12, 5,977.88 and 2,736.76 is: 3,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.12 : 5,977.88 = 2,736.76 : x
  2. Step 2: Convert to fraction form
    4,331.12/5,977.88 = 2,736.76/x
  3. Step 3: Cross multiply
    4,331.12x = 5,977.88 × 2,736.76
  4. Step 4: Simplify right side
    4,331.12x = 16,359,979.30
  5. Step 5: Solve for x
    x = 16,359,979.30/4,331.12
  6. Step 6: Final answer
    x = 3,777.31

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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.