Home / 3,060.77-4,591.42-1,112.45

Finding the Fourth Proportional to 3,060.77, 4,591.42 and 1,112.45

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Solution

The fourth proportional to 3,060.77, 4,591.42 and 1,112.45 is: 1,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.77 : 4,591.42 = 1,112.45 : x
  2. Step 2: Convert to fraction form
    3,060.77/4,591.42 = 1,112.45/x
  3. Step 3: Cross multiply
    3,060.77x = 4,591.42 × 1,112.45
  4. Step 4: Simplify right side
    3,060.77x = 5,107,699.44
  5. Step 5: Solve for x
    x = 5,107,699.44/3,060.77
  6. Step 6: Final answer
    x = 1,668.77

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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.