Home / 2,752.58-4,129.79-1,110.51

Finding the Fourth Proportional to 2,752.58, 4,129.79 and 1,110.51

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Solution

The fourth proportional to 2,752.58, 4,129.79 and 1,110.51 is: 1,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.58 : 4,129.79 = 1,110.51 : x
  2. Step 2: Convert to fraction form
    2,752.58/4,129.79 = 1,110.51/x
  3. Step 3: Cross multiply
    2,752.58x = 4,129.79 × 1,110.51
  4. Step 4: Simplify right side
    2,752.58x = 4,586,167.54
  5. Step 5: Solve for x
    x = 4,586,167.54/2,752.58
  6. Step 6: Final answer
    x = 1,666.13

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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.