Home / 7,669.08-11,508.48-4,388.58

Finding the Fourth Proportional to 7,669.08, 11,508.48 and 4,388.58

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Solution

The fourth proportional to 7,669.08, 11,508.48 and 4,388.58 is: 6,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.08 : 11,508.48 = 4,388.58 : x
  2. Step 2: Convert to fraction form
    7,669.08/11,508.48 = 4,388.58/x
  3. Step 3: Cross multiply
    7,669.08x = 11,508.48 × 4,388.58
  4. Step 4: Simplify right side
    7,669.08x = 50,505,885.16
  5. Step 5: Solve for x
    x = 50,505,885.16/7,669.08
  6. Step 6: Final answer
    x = 6,585.65

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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.