Home / 7,542.64-11,311.26-2,610.96

Finding the Fourth Proportional to 7,542.64, 11,311.26 and 2,610.96

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Solution

The fourth proportional to 7,542.64, 11,311.26 and 2,610.96 is: 3,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.64 : 11,311.26 = 2,610.96 : x
  2. Step 2: Convert to fraction form
    7,542.64/11,311.26 = 2,610.96/x
  3. Step 3: Cross multiply
    7,542.64x = 11,311.26 × 2,610.96
  4. Step 4: Simplify right side
    7,542.64x = 29,533,247.41
  5. Step 5: Solve for x
    x = 29,533,247.41/7,542.64
  6. Step 6: Final answer
    x = 3,915.51

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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.