Home / 11,550.15-17,325.07-2,784.99

Finding the Fourth Proportional to 11,550.15, 17,325.07 and 2,784.99

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Solution

The fourth proportional to 11,550.15, 17,325.07 and 2,784.99 is: 4,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.15 : 17,325.07 = 2,784.99 : x
  2. Step 2: Convert to fraction form
    11,550.15/17,325.07 = 2,784.99/x
  3. Step 3: Cross multiply
    11,550.15x = 17,325.07 × 2,784.99
  4. Step 4: Simplify right side
    11,550.15x = 48,250,132.77
  5. Step 5: Solve for x
    x = 48,250,132.77/11,550.15
  6. Step 6: Final answer
    x = 4,177.45

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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.