Home / 8,503.12-12,755.32-2,263.28

Finding the Fourth Proportional to 8,503.12, 12,755.32 and 2,263.28

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Solution

The fourth proportional to 8,503.12, 12,755.32 and 2,263.28 is: 3,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503.12 : 12,755.32 = 2,263.28 : x
  2. Step 2: Convert to fraction form
    8,503.12/12,755.32 = 2,263.28/x
  3. Step 3: Cross multiply
    8,503.12x = 12,755.32 × 2,263.28
  4. Step 4: Simplify right side
    8,503.12x = 28,868,860.65
  5. Step 5: Solve for x
    x = 28,868,860.65/8,503.12
  6. Step 6: Final answer
    x = 3,395.09

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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.