Home / 11,097.20-16,645.65-2,777.19

Finding the Fourth Proportional to 11,097.20, 16,645.65 and 2,777.19

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Solution

The fourth proportional to 11,097.20, 16,645.65 and 2,777.19 is: 4,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.20 : 16,645.65 = 2,777.19 : x
  2. Step 2: Convert to fraction form
    11,097.20/16,645.65 = 2,777.19/x
  3. Step 3: Cross multiply
    11,097.20x = 16,645.65 × 2,777.19
  4. Step 4: Simplify right side
    11,097.20x = 46,228,132.72
  5. Step 5: Solve for x
    x = 46,228,132.72/11,097.20
  6. Step 6: Final answer
    x = 4,165.75

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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.