Home / 8,303.03-12,458.89-2,757.77

Finding the Fourth Proportional to 8,303.03, 12,458.89 and 2,757.77

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Solution

The fourth proportional to 8,303.03, 12,458.89 and 2,757.77 is: 4,138.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.03 : 12,458.89 = 2,757.77 : x
  2. Step 2: Convert to fraction form
    8,303.03/12,458.89 = 2,757.77/x
  3. Step 3: Cross multiply
    8,303.03x = 12,458.89 × 2,757.77
  4. Step 4: Simplify right side
    8,303.03x = 34,358,690.78
  5. Step 5: Solve for x
    x = 34,358,690.78/8,303.03
  6. Step 6: Final answer
    x = 4,138.09

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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.