Home / 7,429.64-11,144.42-2,499.24

Finding the Fourth Proportional to 7,429.64, 11,144.42 and 2,499.24

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Solution

The fourth proportional to 7,429.64, 11,144.42 and 2,499.24 is: 3,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.64 : 11,144.42 = 2,499.24 : x
  2. Step 2: Convert to fraction form
    7,429.64/11,144.42 = 2,499.24/x
  3. Step 3: Cross multiply
    7,429.64x = 11,144.42 × 2,499.24
  4. Step 4: Simplify right side
    7,429.64x = 27,852,580.24
  5. Step 5: Solve for x
    x = 27,852,580.24/7,429.64
  6. Step 6: Final answer
    x = 3,748.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.