Home / 1,446.65-1,997.52-1,336.08

Finding the Fourth Proportional to 1,446.65, 1,997.52 and 1,336.08

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Solution

The fourth proportional to 1,446.65, 1,997.52 and 1,336.08 is: 1,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.65 : 1,997.52 = 1,336.08 : x
  2. Step 2: Convert to fraction form
    1,446.65/1,997.52 = 1,336.08/x
  3. Step 3: Cross multiply
    1,446.65x = 1,997.52 × 1,336.08
  4. Step 4: Simplify right side
    1,446.65x = 2,668,846.52
  5. Step 5: Solve for x
    x = 2,668,846.52/1,446.65
  6. Step 6: Final answer
    x = 1,844.85

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1.5x scale

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.