Home / 3,060.20-4,588.25-1,112.15

Finding the Fourth Proportional to 3,060.20, 4,588.25 and 1,112.15

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Solution

The fourth proportional to 3,060.20, 4,588.25 and 1,112.15 is: 1,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.20 : 4,588.25 = 1,112.15 : x
  2. Step 2: Convert to fraction form
    3,060.20/4,588.25 = 1,112.15/x
  3. Step 3: Cross multiply
    3,060.20x = 4,588.25 × 1,112.15
  4. Step 4: Simplify right side
    3,060.20x = 5,102,822.24
  5. Step 5: Solve for x
    x = 5,102,822.24/3,060.20
  6. Step 6: Final answer
    x = 1,667.48

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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.