Home / 8,259.19-12,392.45-3,338.44

Finding the Fourth Proportional to 8,259.19, 12,392.45 and 3,338.44

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Solution

The fourth proportional to 8,259.19, 12,392.45 and 3,338.44 is: 5,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.19 : 12,392.45 = 3,338.44 : x
  2. Step 2: Convert to fraction form
    8,259.19/12,392.45 = 3,338.44/x
  3. Step 3: Cross multiply
    8,259.19x = 12,392.45 × 3,338.44
  4. Step 4: Simplify right side
    8,259.19x = 41,371,450.78
  5. Step 5: Solve for x
    x = 41,371,450.78/8,259.19
  6. Step 6: Final answer
    x = 5,009.14

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1.5x scale

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.