Home / 2,572.06-3,858.26-1,011.94

Finding the Fourth Proportional to 2,572.06, 3,858.26 and 1,011.94

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Solution

The fourth proportional to 2,572.06, 3,858.26 and 1,011.94 is: 1,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572.06 : 3,858.26 = 1,011.94 : x
  2. Step 2: Convert to fraction form
    2,572.06/3,858.26 = 1,011.94/x
  3. Step 3: Cross multiply
    2,572.06x = 3,858.26 × 1,011.94
  4. Step 4: Simplify right side
    2,572.06x = 3,904,327.62
  5. Step 5: Solve for x
    x = 3,904,327.62/2,572.06
  6. Step 6: Final answer
    x = 1,517.98

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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.