Home / 11,636.72-16,058.90-6,331.80

Finding the Fourth Proportional to 11,636.72, 16,058.90 and 6,331.80

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Solution

The fourth proportional to 11,636.72, 16,058.90 and 6,331.80 is: 8,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.72 : 16,058.90 = 6,331.80 : x
  2. Step 2: Convert to fraction form
    11,636.72/16,058.90 = 6,331.80/x
  3. Step 3: Cross multiply
    11,636.72x = 16,058.90 × 6,331.80
  4. Step 4: Simplify right side
    11,636.72x = 101,681,743.02
  5. Step 5: Solve for x
    x = 101,681,743.02/11,636.72
  6. Step 6: Final answer
    x = 8,738.01

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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.