Home / 7,580.24-11,410.64-5,404.04

Finding the Fourth Proportional to 7,580.24, 11,410.64 and 5,404.04

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Solution

The fourth proportional to 7,580.24, 11,410.64 and 5,404.04 is: 8,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.24 : 11,410.64 = 5,404.04 : x
  2. Step 2: Convert to fraction form
    7,580.24/11,410.64 = 5,404.04/x
  3. Step 3: Cross multiply
    7,580.24x = 11,410.64 × 5,404.04
  4. Step 4: Simplify right side
    7,580.24x = 61,663,554.99
  5. Step 5: Solve for x
    x = 61,663,554.99/7,580.24
  6. Step 6: Final answer
    x = 8,134.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.