Home / 6,627.63-9,939.31-2,929.77

Finding the Fourth Proportional to 6,627.63, 9,939.31 and 2,929.77

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Solution

The fourth proportional to 6,627.63, 9,939.31 and 2,929.77 is: 4,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.63 : 9,939.31 = 2,929.77 : x
  2. Step 2: Convert to fraction form
    6,627.63/9,939.31 = 2,929.77/x
  3. Step 3: Cross multiply
    6,627.63x = 9,939.31 × 2,929.77
  4. Step 4: Simplify right side
    6,627.63x = 29,119,892.26
  5. Step 5: Solve for x
    x = 29,119,892.26/6,627.63
  6. Step 6: Final answer
    x = 4,393.71

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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.