Home / 3,060.70-4,588.99-1,112.65

Finding the Fourth Proportional to 3,060.70, 4,588.99 and 1,112.65

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Solution

The fourth proportional to 3,060.70, 4,588.99 and 1,112.65 is: 1,668.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.70 : 4,588.99 = 1,112.65 : x
  2. Step 2: Convert to fraction form
    3,060.70/4,588.99 = 1,112.65/x
  3. Step 3: Cross multiply
    3,060.70x = 4,588.99 × 1,112.65
  4. Step 4: Simplify right side
    3,060.70x = 5,105,939.72
  5. Step 5: Solve for x
    x = 5,105,939.72/3,060.70
  6. Step 6: Final answer
    x = 1,668.23

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1.5x scale

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.