Home / 7,571.56-11,356.88-2,826.81

Finding the Fourth Proportional to 7,571.56, 11,356.88 and 2,826.81

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Solution

The fourth proportional to 7,571.56, 11,356.88 and 2,826.81 is: 4,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.56 : 11,356.88 = 2,826.81 : x
  2. Step 2: Convert to fraction form
    7,571.56/11,356.88 = 2,826.81/x
  3. Step 3: Cross multiply
    7,571.56x = 11,356.88 × 2,826.81
  4. Step 4: Simplify right side
    7,571.56x = 32,103,741.95
  5. Step 5: Solve for x
    x = 32,103,741.95/7,571.56
  6. Step 6: Final answer
    x = 4,240.04

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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.