Home / 9,265.35-13,905.33-3,423.63

Finding the Fourth Proportional to 9,265.35, 13,905.33 and 3,423.63

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Solution

The fourth proportional to 9,265.35, 13,905.33 and 3,423.63 is: 5,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.35 : 13,905.33 = 3,423.63 : x
  2. Step 2: Convert to fraction form
    9,265.35/13,905.33 = 3,423.63/x
  3. Step 3: Cross multiply
    9,265.35x = 13,905.33 × 3,423.63
  4. Step 4: Simplify right side
    9,265.35x = 47,606,704.95
  5. Step 5: Solve for x
    x = 47,606,704.95/9,265.35
  6. Step 6: Final answer
    x = 5,138.14

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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.