Home / 8,283.35-12,423.66-2,438.59

Finding the Fourth Proportional to 8,283.35, 12,423.66 and 2,438.59

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Solution

The fourth proportional to 8,283.35, 12,423.66 and 2,438.59 is: 3,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.35 : 12,423.66 = 2,438.59 : x
  2. Step 2: Convert to fraction form
    8,283.35/12,423.66 = 2,438.59/x
  3. Step 3: Cross multiply
    8,283.35x = 12,423.66 × 2,438.59
  4. Step 4: Simplify right side
    8,283.35x = 30,296,213.04
  5. Step 5: Solve for x
    x = 30,296,213.04/8,283.35
  6. Step 6: Final answer
    x = 3,657.48

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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.