Home / 11,742.55-17,602.68-4,341.98

Finding the Fourth Proportional to 11,742.55, 17,602.68 and 4,341.98

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Solution

The fourth proportional to 11,742.55, 17,602.68 and 4,341.98 is: 6,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.55 : 17,602.68 = 4,341.98 : x
  2. Step 2: Convert to fraction form
    11,742.55/17,602.68 = 4,341.98/x
  3. Step 3: Cross multiply
    11,742.55x = 17,602.68 × 4,341.98
  4. Step 4: Simplify right side
    11,742.55x = 76,430,544.80
  5. Step 5: Solve for x
    x = 76,430,544.80/11,742.55
  6. Step 6: Final answer
    x = 6,508.86

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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.