Home / 8,529.48-12,806.18-4,372.47

Finding the Fourth Proportional to 8,529.48, 12,806.18 and 4,372.47

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Solution

The fourth proportional to 8,529.48, 12,806.18 and 4,372.47 is: 6,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.48 : 12,806.18 = 4,372.47 : x
  2. Step 2: Convert to fraction form
    8,529.48/12,806.18 = 4,372.47/x
  3. Step 3: Cross multiply
    8,529.48x = 12,806.18 × 4,372.47
  4. Step 4: Simplify right side
    8,529.48x = 55,994,616.00
  5. Step 5: Solve for x
    x = 55,994,616.00/8,529.48
  6. Step 6: Final answer
    x = 6,564.83

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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.