Home / 8,217.42-11,326.23-6,227.34

Finding the Fourth Proportional to 8,217.42, 11,326.23 and 6,227.34

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Solution

The fourth proportional to 8,217.42, 11,326.23 and 6,227.34 is: 8,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.42 : 11,326.23 = 6,227.34 : x
  2. Step 2: Convert to fraction form
    8,217.42/11,326.23 = 6,227.34/x
  3. Step 3: Cross multiply
    8,217.42x = 11,326.23 × 6,227.34
  4. Step 4: Simplify right side
    8,217.42x = 70,532,285.13
  5. Step 5: Solve for x
    x = 70,532,285.13/8,217.42
  6. Step 6: Final answer
    x = 8,583.26

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Half scale
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Double scale
Find fourth proportional to 8,218.42, 11,327.61 and 6,228.34
Similar ratio
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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.