Home / 2,646.66-3,971.35-1,166.92

Finding the Fourth Proportional to 2,646.66, 3,971.35 and 1,166.92

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Solution

The fourth proportional to 2,646.66, 3,971.35 and 1,166.92 is: 1,750.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.66 : 3,971.35 = 1,166.92 : x
  2. Step 2: Convert to fraction form
    2,646.66/3,971.35 = 1,166.92/x
  3. Step 3: Cross multiply
    2,646.66x = 3,971.35 × 1,166.92
  4. Step 4: Simplify right side
    2,646.66x = 4,634,239.27
  5. Step 5: Solve for x
    x = 4,634,239.27/2,646.66
  6. Step 6: Final answer
    x = 1,750.97

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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.