Home / 7,650.90-11,466.36-6,610.86

Finding the Fourth Proportional to 7,650.90, 11,466.36 and 6,610.86

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Solution

The fourth proportional to 7,650.90, 11,466.36 and 6,610.86 is: 9,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.90 : 11,466.36 = 6,610.86 : x
  2. Step 2: Convert to fraction form
    7,650.90/11,466.36 = 6,610.86/x
  3. Step 3: Cross multiply
    7,650.90x = 11,466.36 × 6,610.86
  4. Step 4: Simplify right side
    7,650.90x = 75,802,500.67
  5. Step 5: Solve for x
    x = 75,802,500.67/7,650.90
  6. Step 6: Final answer
    x = 9,907.66

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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.