Home / 5,510.82-8,259.75-2,219.52

Finding the Fourth Proportional to 5,510.82, 8,259.75 and 2,219.52

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Solution

The fourth proportional to 5,510.82, 8,259.75 and 2,219.52 is: 3,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.82 : 8,259.75 = 2,219.52 : x
  2. Step 2: Convert to fraction form
    5,510.82/8,259.75 = 2,219.52/x
  3. Step 3: Cross multiply
    5,510.82x = 8,259.75 × 2,219.52
  4. Step 4: Simplify right side
    5,510.82x = 18,332,680.32
  5. Step 5: Solve for x
    x = 18,332,680.32/5,510.82
  6. Step 6: Final answer
    x = 3,326.67

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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.