Home / 6,590.55-9,886.19-2,207.61

Finding the Fourth Proportional to 6,590.55, 9,886.19 and 2,207.61

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Solution

The fourth proportional to 6,590.55, 9,886.19 and 2,207.61 is: 3,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.55 : 9,886.19 = 2,207.61 : x
  2. Step 2: Convert to fraction form
    6,590.55/9,886.19 = 2,207.61/x
  3. Step 3: Cross multiply
    6,590.55x = 9,886.19 × 2,207.61
  4. Step 4: Simplify right side
    6,590.55x = 21,824,840.87
  5. Step 5: Solve for x
    x = 21,824,840.87/6,590.55
  6. Step 6: Final answer
    x = 3,311.54

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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.