Home / 3,234.55-4,463.70-1,818.26

Finding the Fourth Proportional to 3,234.55, 4,463.70 and 1,818.26

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Solution

The fourth proportional to 3,234.55, 4,463.70 and 1,818.26 is: 2,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.55 : 4,463.70 = 1,818.26 : x
  2. Step 2: Convert to fraction form
    3,234.55/4,463.70 = 1,818.26/x
  3. Step 3: Cross multiply
    3,234.55x = 4,463.70 × 1,818.26
  4. Step 4: Simplify right side
    3,234.55x = 8,116,167.16
  5. Step 5: Solve for x
    x = 8,116,167.16/3,234.55
  6. Step 6: Final answer
    x = 2,509.21

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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.