Home / 1,808.04-2,710.17-1,112.88

Finding the Fourth Proportional to 1,808.04, 2,710.17 and 1,112.88

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Solution

The fourth proportional to 1,808.04, 2,710.17 and 1,112.88 is: 1,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.04 : 2,710.17 = 1,112.88 : x
  2. Step 2: Convert to fraction form
    1,808.04/2,710.17 = 1,112.88/x
  3. Step 3: Cross multiply
    1,808.04x = 2,710.17 × 1,112.88
  4. Step 4: Simplify right side
    1,808.04x = 3,016,093.99
  5. Step 5: Solve for x
    x = 3,016,093.99/1,808.04
  6. Step 6: Final answer
    x = 1,668.16

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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.