Home / 8,480.01-11,709.39-5,500.92

Finding the Fourth Proportional to 8,480.01, 11,709.39 and 5,500.92

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Solution

The fourth proportional to 8,480.01, 11,709.39 and 5,500.92 is: 7,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480.01 : 11,709.39 = 5,500.92 : x
  2. Step 2: Convert to fraction form
    8,480.01/11,709.39 = 5,500.92/x
  3. Step 3: Cross multiply
    8,480.01x = 11,709.39 × 5,500.92
  4. Step 4: Simplify right side
    8,480.01x = 64,412,417.64
  5. Step 5: Solve for x
    x = 64,412,417.64/8,480.01
  6. Step 6: Final answer
    x = 7,595.80

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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.