Home / 3,060.80-4,588.36-1,112.56

Finding the Fourth Proportional to 3,060.80, 4,588.36 and 1,112.56

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Solution

The fourth proportional to 3,060.80, 4,588.36 and 1,112.56 is: 1,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.80 : 4,588.36 = 1,112.56 : x
  2. Step 2: Convert to fraction form
    3,060.80/4,588.36 = 1,112.56/x
  3. Step 3: Cross multiply
    3,060.80x = 4,588.36 × 1,112.56
  4. Step 4: Simplify right side
    3,060.80x = 5,104,825.80
  5. Step 5: Solve for x
    x = 5,104,825.80/3,060.80
  6. Step 6: Final answer
    x = 1,667.81

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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.