Home / 8,235.27-12,349.16-3,553.06

Finding the Fourth Proportional to 8,235.27, 12,349.16 and 3,553.06

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Solution

The fourth proportional to 8,235.27, 12,349.16 and 3,553.06 is: 5,327.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.27 : 12,349.16 = 3,553.06 : x
  2. Step 2: Convert to fraction form
    8,235.27/12,349.16 = 3,553.06/x
  3. Step 3: Cross multiply
    8,235.27x = 12,349.16 × 3,553.06
  4. Step 4: Simplify right side
    8,235.27x = 43,877,315.31
  5. Step 5: Solve for x
    x = 43,877,315.31/8,235.27
  6. Step 6: Final answer
    x = 5,327.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.