Home / 11,777.56-16,253.93-6,743.36

Finding the Fourth Proportional to 11,777.56, 16,253.93 and 6,743.36

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Solution

The fourth proportional to 11,777.56, 16,253.93 and 6,743.36 is: 9,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.56 : 16,253.93 = 6,743.36 : x
  2. Step 2: Convert to fraction form
    11,777.56/16,253.93 = 6,743.36/x
  3. Step 3: Cross multiply
    11,777.56x = 16,253.93 × 6,743.36
  4. Step 4: Simplify right side
    11,777.56x = 109,606,101.40
  5. Step 5: Solve for x
    x = 109,606,101.40/11,777.56
  6. Step 6: Final answer
    x = 9,306.35

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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.