Home / 8,236.40-12,354.64-2,393.04

Finding the Fourth Proportional to 8,236.40, 12,354.64 and 2,393.04

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Solution

The fourth proportional to 8,236.40, 12,354.64 and 2,393.04 is: 3,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.40 : 12,354.64 = 2,393.04 : x
  2. Step 2: Convert to fraction form
    8,236.40/12,354.64 = 2,393.04/x
  3. Step 3: Cross multiply
    8,236.40x = 12,354.64 × 2,393.04
  4. Step 4: Simplify right side
    8,236.40x = 29,565,147.71
  5. Step 5: Solve for x
    x = 29,565,147.71/8,236.40
  6. Step 6: Final answer
    x = 3,589.57

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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.