Home / 9,445.24-13,037.94-8,113.60

Finding the Fourth Proportional to 9,445.24, 13,037.94 and 8,113.60

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Solution

The fourth proportional to 9,445.24, 13,037.94 and 8,113.60 is: 11,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.24 : 13,037.94 = 8,113.60 : x
  2. Step 2: Convert to fraction form
    9,445.24/13,037.94 = 8,113.60/x
  3. Step 3: Cross multiply
    9,445.24x = 13,037.94 × 8,113.60
  4. Step 4: Simplify right side
    9,445.24x = 105,784,629.98
  5. Step 5: Solve for x
    x = 105,784,629.98/9,445.24
  6. Step 6: Final answer
    x = 11,199.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.