Home / 10,522.20-14,520.50-5,806.48

Finding the Fourth Proportional to 10,522.20, 14,520.50 and 5,806.48

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Solution

The fourth proportional to 10,522.20, 14,520.50 and 5,806.48 is: 8,012.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522.20 : 14,520.50 = 5,806.48 : x
  2. Step 2: Convert to fraction form
    10,522.20/14,520.50 = 5,806.48/x
  3. Step 3: Cross multiply
    10,522.20x = 14,520.50 × 5,806.48
  4. Step 4: Simplify right side
    10,522.20x = 84,312,992.84
  5. Step 5: Solve for x
    x = 84,312,992.84/10,522.20
  6. Step 6: Final answer
    x = 8,012.87

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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.