Home / 8,053.60-11,126.24-6,441.96

Finding the Fourth Proportional to 8,053.60, 11,126.24 and 6,441.96

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Solution

The fourth proportional to 8,053.60, 11,126.24 and 6,441.96 is: 8,899.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053.60 : 11,126.24 = 6,441.96 : x
  2. Step 2: Convert to fraction form
    8,053.60/11,126.24 = 6,441.96/x
  3. Step 3: Cross multiply
    8,053.60x = 11,126.24 × 6,441.96
  4. Step 4: Simplify right side
    8,053.60x = 71,674,793.03
  5. Step 5: Solve for x
    x = 71,674,793.03/8,053.60
  6. Step 6: Final answer
    x = 8,899.72

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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.