Home / 1,668.52-2,497.92-1,174.30

Finding the Fourth Proportional to 1,668.52, 2,497.92 and 1,174.30

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Solution

The fourth proportional to 1,668.52, 2,497.92 and 1,174.30 is: 1,758.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668.52 : 2,497.92 = 1,174.30 : x
  2. Step 2: Convert to fraction form
    1,668.52/2,497.92 = 1,174.30/x
  3. Step 3: Cross multiply
    1,668.52x = 2,497.92 × 1,174.30
  4. Step 4: Simplify right side
    1,668.52x = 2,933,307.46
  5. Step 5: Solve for x
    x = 2,933,307.46/1,668.52
  6. Step 6: Final answer
    x = 1,758.03

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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.