Home / 10,296.43-14,201.56-6,520.21

Finding the Fourth Proportional to 10,296.43, 14,201.56 and 6,520.21

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Solution

The fourth proportional to 10,296.43, 14,201.56 and 6,520.21 is: 8,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.43 : 14,201.56 = 6,520.21 : x
  2. Step 2: Convert to fraction form
    10,296.43/14,201.56 = 6,520.21/x
  3. Step 3: Cross multiply
    10,296.43x = 14,201.56 × 6,520.21
  4. Step 4: Simplify right side
    10,296.43x = 92,597,126.17
  5. Step 5: Solve for x
    x = 92,597,126.17/10,296.43
  6. Step 6: Final answer
    x = 8,993.13

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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.