Home / 8,855.99-13,280.88-2,614.34

Finding the Fourth Proportional to 8,855.99, 13,280.88 and 2,614.34

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Solution

The fourth proportional to 8,855.99, 13,280.88 and 2,614.34 is: 3,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.99 : 13,280.88 = 2,614.34 : x
  2. Step 2: Convert to fraction form
    8,855.99/13,280.88 = 2,614.34/x
  3. Step 3: Cross multiply
    8,855.99x = 13,280.88 × 2,614.34
  4. Step 4: Simplify right side
    8,855.99x = 34,720,735.82
  5. Step 5: Solve for x
    x = 34,720,735.82/8,855.99
  6. Step 6: Final answer
    x = 3,920.59

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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.