Home / 7,619.99-11,429.24-2,353.60

Finding the Fourth Proportional to 7,619.99, 11,429.24 and 2,353.60

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Solution

The fourth proportional to 7,619.99, 11,429.24 and 2,353.60 is: 3,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.99 : 11,429.24 = 2,353.60 : x
  2. Step 2: Convert to fraction form
    7,619.99/11,429.24 = 2,353.60/x
  3. Step 3: Cross multiply
    7,619.99x = 11,429.24 × 2,353.60
  4. Step 4: Simplify right side
    7,619.99x = 26,899,790.35
  5. Step 5: Solve for x
    x = 26,899,790.35/7,619.99
  6. Step 6: Final answer
    x = 3,530.16

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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.