Home / 7,727.85-11,591.71-1,884.46

Finding the Fourth Proportional to 7,727.85, 11,591.71 and 1,884.46

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Solution

The fourth proportional to 7,727.85, 11,591.71 and 1,884.46 is: 2,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.85 : 11,591.71 = 1,884.46 : x
  2. Step 2: Convert to fraction form
    7,727.85/11,591.71 = 1,884.46/x
  3. Step 3: Cross multiply
    7,727.85x = 11,591.71 × 1,884.46
  4. Step 4: Simplify right side
    7,727.85x = 21,844,113.83
  5. Step 5: Solve for x
    x = 21,844,113.83/7,727.85
  6. Step 6: Final answer
    x = 2,826.67

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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.