Home / 7,767.08-11,650.60-4,647.96

Finding the Fourth Proportional to 7,767.08, 11,650.60 and 4,647.96

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Solution

The fourth proportional to 7,767.08, 11,650.60 and 4,647.96 is: 6,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.08 : 11,650.60 = 4,647.96 : x
  2. Step 2: Convert to fraction form
    7,767.08/11,650.60 = 4,647.96/x
  3. Step 3: Cross multiply
    7,767.08x = 11,650.60 × 4,647.96
  4. Step 4: Simplify right side
    7,767.08x = 54,151,522.78
  5. Step 5: Solve for x
    x = 54,151,522.78/7,767.08
  6. Step 6: Final answer
    x = 6,971.93

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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.