Home / 1,336.24-2,004.14-514.92

Finding the Fourth Proportional to 1,336.24, 2,004.14 and 514.92

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Solution

The fourth proportional to 1,336.24, 2,004.14 and 514.92 is: 772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.24 : 2,004.14 = 514.92 : x
  2. Step 2: Convert to fraction form
    1,336.24/2,004.14 = 514.92/x
  3. Step 3: Cross multiply
    1,336.24x = 2,004.14 × 514.92
  4. Step 4: Simplify right side
    1,336.24x = 1,031,971.77
  5. Step 5: Solve for x
    x = 1,031,971.77/1,336.24
  6. Step 6: Final answer
    x = 772.30

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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.