Home / 3,243.63-4,475.94-1,826.87

Finding the Fourth Proportional to 3,243.63, 4,475.94 and 1,826.87

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Solution

The fourth proportional to 3,243.63, 4,475.94 and 1,826.87 is: 2,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.63 : 4,475.94 = 1,826.87 : x
  2. Step 2: Convert to fraction form
    3,243.63/4,475.94 = 1,826.87/x
  3. Step 3: Cross multiply
    3,243.63x = 4,475.94 × 1,826.87
  4. Step 4: Simplify right side
    3,243.63x = 8,176,938.13
  5. Step 5: Solve for x
    x = 8,176,938.13/3,243.63
  6. Step 6: Final answer
    x = 2,520.92

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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.