Home / 8,529.44-12,788.10-3,260.01

Finding the Fourth Proportional to 8,529.44, 12,788.10 and 3,260.01

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Solution

The fourth proportional to 8,529.44, 12,788.10 and 3,260.01 is: 4,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.44 : 12,788.10 = 3,260.01 : x
  2. Step 2: Convert to fraction form
    8,529.44/12,788.10 = 3,260.01/x
  3. Step 3: Cross multiply
    8,529.44x = 12,788.10 × 3,260.01
  4. Step 4: Simplify right side
    8,529.44x = 41,689,309.90
  5. Step 5: Solve for x
    x = 41,689,309.90/8,529.44
  6. Step 6: Final answer
    x = 4,887.70

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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.