Home / 11,854.05-16,358.58-6,549.09

Finding the Fourth Proportional to 11,854.05, 16,358.58 and 6,549.09

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Solution

The fourth proportional to 11,854.05, 16,358.58 and 6,549.09 is: 9,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.05 : 16,358.58 = 6,549.09 : x
  2. Step 2: Convert to fraction form
    11,854.05/16,358.58 = 6,549.09/x
  3. Step 3: Cross multiply
    11,854.05x = 16,358.58 × 6,549.09
  4. Step 4: Simplify right side
    11,854.05x = 107,133,812.69
  5. Step 5: Solve for x
    x = 107,133,812.69/11,854.05
  6. Step 6: Final answer
    x = 9,037.74

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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.