Home / 2,077.68-2,866.86-1,193.31

Finding the Fourth Proportional to 2,077.68, 2,866.86 and 1,193.31

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Solution

The fourth proportional to 2,077.68, 2,866.86 and 1,193.31 is: 1,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.68 : 2,866.86 = 1,193.31 : x
  2. Step 2: Convert to fraction form
    2,077.68/2,866.86 = 1,193.31/x
  3. Step 3: Cross multiply
    2,077.68x = 2,866.86 × 1,193.31
  4. Step 4: Simplify right side
    2,077.68x = 3,421,052.71
  5. Step 5: Solve for x
    x = 3,421,052.71/2,077.68
  6. Step 6: Final answer
    x = 1,646.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.