Home / 11,177.22-16,740.30-5,337.96

Finding the Fourth Proportional to 11,177.22, 16,740.30 and 5,337.96

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Solution

The fourth proportional to 11,177.22, 16,740.30 and 5,337.96 is: 7,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.22 : 16,740.30 = 5,337.96 : x
  2. Step 2: Convert to fraction form
    11,177.22/16,740.30 = 5,337.96/x
  3. Step 3: Cross multiply
    11,177.22x = 16,740.30 × 5,337.96
  4. Step 4: Simplify right side
    11,177.22x = 89,359,051.79
  5. Step 5: Solve for x
    x = 89,359,051.79/11,177.22
  6. Step 6: Final answer
    x = 7,994.75

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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.