Home / 11,862.96-16,370.79-6,557.67

Finding the Fourth Proportional to 11,862.96, 16,370.79 and 6,557.67

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Solution

The fourth proportional to 11,862.96, 16,370.79 and 6,557.67 is: 9,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.96 : 16,370.79 = 6,557.67 : x
  2. Step 2: Convert to fraction form
    11,862.96/16,370.79 = 6,557.67/x
  3. Step 3: Cross multiply
    11,862.96x = 16,370.79 × 6,557.67
  4. Step 4: Simplify right side
    11,862.96x = 107,354,238.46
  5. Step 5: Solve for x
    x = 107,354,238.46/11,862.96
  6. Step 6: Final answer
    x = 9,049.53

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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.