Home / 11,790.24-17,685.60-3,025.20

Finding the Fourth Proportional to 11,790.24, 17,685.60 and 3,025.20

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Solution

The fourth proportional to 11,790.24, 17,685.60 and 3,025.20 is: 4,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.24 : 17,685.60 = 3,025.20 : x
  2. Step 2: Convert to fraction form
    11,790.24/17,685.60 = 3,025.20/x
  3. Step 3: Cross multiply
    11,790.24x = 17,685.60 × 3,025.20
  4. Step 4: Simplify right side
    11,790.24x = 53,502,477.12
  5. Step 5: Solve for x
    x = 53,502,477.12/11,790.24
  6. Step 6: Final answer
    x = 4,537.86

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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.