Home / 2,828.06-4,242.01-1,162.13

Finding the Fourth Proportional to 2,828.06, 4,242.01 and 1,162.13

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Solution

The fourth proportional to 2,828.06, 4,242.01 and 1,162.13 is: 1,743.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.06 : 4,242.01 = 1,162.13 : x
  2. Step 2: Convert to fraction form
    2,828.06/4,242.01 = 1,162.13/x
  3. Step 3: Cross multiply
    2,828.06x = 4,242.01 × 1,162.13
  4. Step 4: Simplify right side
    2,828.06x = 4,929,767.08
  5. Step 5: Solve for x
    x = 4,929,767.08/2,828.06
  6. Step 6: Final answer
    x = 1,743.16

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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.