Home / 2,727.29-4,087.86-1,166.51

Finding the Fourth Proportional to 2,727.29, 4,087.86 and 1,166.51

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Solution

The fourth proportional to 2,727.29, 4,087.86 and 1,166.51 is: 1,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.29 : 4,087.86 = 1,166.51 : x
  2. Step 2: Convert to fraction form
    2,727.29/4,087.86 = 1,166.51/x
  3. Step 3: Cross multiply
    2,727.29x = 4,087.86 × 1,166.51
  4. Step 4: Simplify right side
    2,727.29x = 4,768,509.13
  5. Step 5: Solve for x
    x = 4,768,509.13/2,727.29
  6. Step 6: Final answer
    x = 1,748.45

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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.