Home / 8,563.26-11,818.11-5,377.08

Finding the Fourth Proportional to 8,563.26, 11,818.11 and 5,377.08

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Solution

The fourth proportional to 8,563.26, 11,818.11 and 5,377.08 is: 7,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.26 : 11,818.11 = 5,377.08 : x
  2. Step 2: Convert to fraction form
    8,563.26/11,818.11 = 5,377.08/x
  3. Step 3: Cross multiply
    8,563.26x = 11,818.11 × 5,377.08
  4. Step 4: Simplify right side
    8,563.26x = 63,546,922.92
  5. Step 5: Solve for x
    x = 63,546,922.92/8,563.26
  6. Step 6: Final answer
    x = 7,420.88

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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.