Home / 11,025.80-16,538.70-7,526.60

Finding the Fourth Proportional to 11,025.80, 16,538.70 and 7,526.60

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Solution

The fourth proportional to 11,025.80, 16,538.70 and 7,526.60 is: 11,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.80 : 16,538.70 = 7,526.60 : x
  2. Step 2: Convert to fraction form
    11,025.80/16,538.70 = 7,526.60/x
  3. Step 3: Cross multiply
    11,025.80x = 16,538.70 × 7,526.60
  4. Step 4: Simplify right side
    11,025.80x = 124,480,179.42
  5. Step 5: Solve for x
    x = 124,480,179.42/11,025.80
  6. Step 6: Final answer
    x = 11,289.90

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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.