Home / 8,803.50-13,209.55-3,872.52

Finding the Fourth Proportional to 8,803.50, 13,209.55 and 3,872.52

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Solution

The fourth proportional to 8,803.50, 13,209.55 and 3,872.52 is: 5,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.50 : 13,209.55 = 3,872.52 : x
  2. Step 2: Convert to fraction form
    8,803.50/13,209.55 = 3,872.52/x
  3. Step 3: Cross multiply
    8,803.50x = 13,209.55 × 3,872.52
  4. Step 4: Simplify right side
    8,803.50x = 51,154,236.88
  5. Step 5: Solve for x
    x = 51,154,236.88/8,803.50
  6. Step 6: Final answer
    x = 5,810.67

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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.