Home / 8,266.55-11,410.41-5,581.67

Finding the Fourth Proportional to 8,266.55, 11,410.41 and 5,581.67

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Solution

The fourth proportional to 8,266.55, 11,410.41 and 5,581.67 is: 7,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.55 : 11,410.41 = 5,581.67 : x
  2. Step 2: Convert to fraction form
    8,266.55/11,410.41 = 5,581.67/x
  3. Step 3: Cross multiply
    8,266.55x = 11,410.41 × 5,581.67
  4. Step 4: Simplify right side
    8,266.55x = 63,689,143.18
  5. Step 5: Solve for x
    x = 63,689,143.18/8,266.55
  6. Step 6: Final answer
    x = 7,704.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.