Home / 8,355.22-11,523.80-6,116.29

Finding the Fourth Proportional to 8,355.22, 11,523.80 and 6,116.29

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Solution

The fourth proportional to 8,355.22, 11,523.80 and 6,116.29 is: 8,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.22 : 11,523.80 = 6,116.29 : x
  2. Step 2: Convert to fraction form
    8,355.22/11,523.80 = 6,116.29/x
  3. Step 3: Cross multiply
    8,355.22x = 11,523.80 × 6,116.29
  4. Step 4: Simplify right side
    8,355.22x = 70,482,889.18
  5. Step 5: Solve for x
    x = 70,482,889.18/8,355.22
  6. Step 6: Final answer
    x = 8,435.79

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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.