Home / 12,060.45-16,643.38-6,755.27

Finding the Fourth Proportional to 12,060.45, 16,643.38 and 6,755.27

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Solution

The fourth proportional to 12,060.45, 16,643.38 and 6,755.27 is: 9,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.45 : 16,643.38 = 6,755.27 : x
  2. Step 2: Convert to fraction form
    12,060.45/16,643.38 = 6,755.27/x
  3. Step 3: Cross multiply
    12,060.45x = 16,643.38 × 6,755.27
  4. Step 4: Simplify right side
    12,060.45x = 112,430,475.36
  5. Step 5: Solve for x
    x = 112,430,475.36/12,060.45
  6. Step 6: Final answer
    x = 9,322.24

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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.