Home / 2,571.09-3,856.74-1,010.94

Finding the Fourth Proportional to 2,571.09, 3,856.74 and 1,010.94

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Solution

The fourth proportional to 2,571.09, 3,856.74 and 1,010.94 is: 1,516.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.09 : 3,856.74 = 1,010.94 : x
  2. Step 2: Convert to fraction form
    2,571.09/3,856.74 = 1,010.94/x
  3. Step 3: Cross multiply
    2,571.09x = 3,856.74 × 1,010.94
  4. Step 4: Simplify right side
    2,571.09x = 3,898,932.74
  5. Step 5: Solve for x
    x = 3,898,932.74/2,571.09
  6. Step 6: Final answer
    x = 1,516.45

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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.