Home / 7,372.42-11,037.31-6,611.86

Finding the Fourth Proportional to 7,372.42, 11,037.31 and 6,611.86

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Solution

The fourth proportional to 7,372.42, 11,037.31 and 6,611.86 is: 9,898.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.42 : 11,037.31 = 6,611.86 : x
  2. Step 2: Convert to fraction form
    7,372.42/11,037.31 = 6,611.86/x
  3. Step 3: Cross multiply
    7,372.42x = 11,037.31 × 6,611.86
  4. Step 4: Simplify right side
    7,372.42x = 72,977,192.62
  5. Step 5: Solve for x
    x = 72,977,192.62/7,372.42
  6. Step 6: Final answer
    x = 9,898.68

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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.