Home / 11,777.61-16,251.26-6,740.67

Finding the Fourth Proportional to 11,777.61, 16,251.26 and 6,740.67

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Solution

The fourth proportional to 11,777.61, 16,251.26 and 6,740.67 is: 9,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.61 : 16,251.26 = 6,740.67 : x
  2. Step 2: Convert to fraction form
    11,777.61/16,251.26 = 6,740.67/x
  3. Step 3: Cross multiply
    11,777.61x = 16,251.26 × 6,740.67
  4. Step 4: Simplify right side
    11,777.61x = 109,544,347.04
  5. Step 5: Solve for x
    x = 109,544,347.04/11,777.61
  6. Step 6: Final answer
    x = 9,301.07

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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.