Home / 6,219.83-8,527.32-6,109.27

Finding the Fourth Proportional to 6,219.83, 8,527.32 and 6,109.27

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Solution

The fourth proportional to 6,219.83, 8,527.32 and 6,109.27 is: 8,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.83 : 8,527.32 = 6,109.27 : x
  2. Step 2: Convert to fraction form
    6,219.83/8,527.32 = 6,109.27/x
  3. Step 3: Cross multiply
    6,219.83x = 8,527.32 × 6,109.27
  4. Step 4: Simplify right side
    6,219.83x = 52,095,700.26
  5. Step 5: Solve for x
    x = 52,095,700.26/6,219.83
  6. Step 6: Final answer
    x = 8,375.74

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Half scale
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Double scale
Find fourth proportional to 6,220.83, 8,528.69 and 6,110.27
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.