Home / 4,666.12-6,997.20-1,742.38

Finding the Fourth Proportional to 4,666.12, 6,997.20 and 1,742.38

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Solution

The fourth proportional to 4,666.12, 6,997.20 and 1,742.38 is: 2,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.12 : 6,997.20 = 1,742.38 : x
  2. Step 2: Convert to fraction form
    4,666.12/6,997.20 = 1,742.38/x
  3. Step 3: Cross multiply
    4,666.12x = 6,997.20 × 1,742.38
  4. Step 4: Simplify right side
    4,666.12x = 12,191,781.34
  5. Step 5: Solve for x
    x = 12,191,781.34/4,666.12
  6. Step 6: Final answer
    x = 2,612.83

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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.