Home / 9,186.68-12,683.70-7,058.44

Finding the Fourth Proportional to 9,186.68, 12,683.70 and 7,058.44

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Solution

The fourth proportional to 9,186.68, 12,683.70 and 7,058.44 is: 9,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.68 : 12,683.70 = 7,058.44 : x
  2. Step 2: Convert to fraction form
    9,186.68/12,683.70 = 7,058.44/x
  3. Step 3: Cross multiply
    9,186.68x = 12,683.70 × 7,058.44
  4. Step 4: Simplify right side
    9,186.68x = 89,527,135.43
  5. Step 5: Solve for x
    x = 89,527,135.43/9,186.68
  6. Step 6: Final answer
    x = 9,745.32

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Half scale
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Double scale
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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.