Home / 1,601.24-2,207.72-1,336.07

Finding the Fourth Proportional to 1,601.24, 2,207.72 and 1,336.07

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Solution

The fourth proportional to 1,601.24, 2,207.72 and 1,336.07 is: 1,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.24 : 2,207.72 = 1,336.07 : x
  2. Step 2: Convert to fraction form
    1,601.24/2,207.72 = 1,336.07/x
  3. Step 3: Cross multiply
    1,601.24x = 2,207.72 × 1,336.07
  4. Step 4: Simplify right side
    1,601.24x = 2,949,650.74
  5. Step 5: Solve for x
    x = 2,949,650.74/1,601.24
  6. Step 6: Final answer
    x = 1,842.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.