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Finding the Fourth Proportional to 1,898.04, 2,848.84 and 1,169.04

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Solution

The fourth proportional to 1,898.04, 2,848.84 and 1,169.04 is: 1,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.04 : 2,848.84 = 1,169.04 : x
  2. Step 2: Convert to fraction form
    1,898.04/2,848.84 = 1,169.04/x
  3. Step 3: Cross multiply
    1,898.04x = 2,848.84 × 1,169.04
  4. Step 4: Simplify right side
    1,898.04x = 3,330,407.91
  5. Step 5: Solve for x
    x = 3,330,407.91/1,898.04
  6. Step 6: Final answer
    x = 1,754.66

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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.