Home / 12,060.36-16,642.50-6,755.16

Finding the Fourth Proportional to 12,060.36, 16,642.50 and 6,755.16

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Solution

The fourth proportional to 12,060.36, 16,642.50 and 6,755.16 is: 9,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.36 : 16,642.50 = 6,755.16 : x
  2. Step 2: Convert to fraction form
    12,060.36/16,642.50 = 6,755.16/x
  3. Step 3: Cross multiply
    12,060.36x = 16,642.50 × 6,755.16
  4. Step 4: Simplify right side
    12,060.36x = 112,422,750.30
  5. Step 5: Solve for x
    x = 112,422,750.30/12,060.36
  6. Step 6: Final answer
    x = 9,321.67

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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.