Home / 4,037.72-5,571.96-2,269.40

Finding the Fourth Proportional to 4,037.72, 5,571.96 and 2,269.40

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Solution

The fourth proportional to 4,037.72, 5,571.96 and 2,269.40 is: 3,131.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,037.72 : 5,571.96 = 2,269.40 : x
  2. Step 2: Convert to fraction form
    4,037.72/5,571.96 = 2,269.40/x
  3. Step 3: Cross multiply
    4,037.72x = 5,571.96 × 2,269.40
  4. Step 4: Simplify right side
    4,037.72x = 12,645,006.02
  5. Step 5: Solve for x
    x = 12,645,006.02/4,037.72
  6. Step 6: Final answer
    x = 3,131.72

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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.