Home / 11,849.79-16,352.64-6,544.56

Finding the Fourth Proportional to 11,849.79, 16,352.64 and 6,544.56

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Solution

The fourth proportional to 11,849.79, 16,352.64 and 6,544.56 is: 9,031.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.79 : 16,352.64 = 6,544.56 : x
  2. Step 2: Convert to fraction form
    11,849.79/16,352.64 = 6,544.56/x
  3. Step 3: Cross multiply
    11,849.79x = 16,352.64 × 6,544.56
  4. Step 4: Simplify right side
    11,849.79x = 107,020,833.64
  5. Step 5: Solve for x
    x = 107,020,833.64/11,849.79
  6. Step 6: Final answer
    x = 9,031.45

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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.