Home / 11,027.80-16,541.70-7,528.60

Finding the Fourth Proportional to 11,027.80, 16,541.70 and 7,528.60

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Solution

The fourth proportional to 11,027.80, 16,541.70 and 7,528.60 is: 11,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.80 : 16,541.70 = 7,528.60 : x
  2. Step 2: Convert to fraction form
    11,027.80/16,541.70 = 7,528.60/x
  3. Step 3: Cross multiply
    11,027.80x = 16,541.70 × 7,528.60
  4. Step 4: Simplify right side
    11,027.80x = 124,535,842.62
  5. Step 5: Solve for x
    x = 124,535,842.62/11,027.80
  6. Step 6: Final answer
    x = 11,292.90

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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.