Home / 11,187.04-16,780.02-3,289.23

Finding the Fourth Proportional to 11,187.04, 16,780.02 and 3,289.23

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Solution

The fourth proportional to 11,187.04, 16,780.02 and 3,289.23 is: 4,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.04 : 16,780.02 = 3,289.23 : x
  2. Step 2: Convert to fraction form
    11,187.04/16,780.02 = 3,289.23/x
  3. Step 3: Cross multiply
    11,187.04x = 16,780.02 × 3,289.23
  4. Step 4: Simplify right side
    11,187.04x = 55,193,403.17
  5. Step 5: Solve for x
    x = 55,193,403.17/11,187.04
  6. Step 6: Final answer
    x = 4,933.69

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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.