Home / 9,505.70-13,114.62-5,727.44

Finding the Fourth Proportional to 9,505.70, 13,114.62 and 5,727.44

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Solution

The fourth proportional to 9,505.70, 13,114.62 and 5,727.44 is: 7,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.70 : 13,114.62 = 5,727.44 : x
  2. Step 2: Convert to fraction form
    9,505.70/13,114.62 = 5,727.44/x
  3. Step 3: Cross multiply
    9,505.70x = 13,114.62 × 5,727.44
  4. Step 4: Simplify right side
    9,505.70x = 75,113,231.96
  5. Step 5: Solve for x
    x = 75,113,231.96/9,505.70
  6. Step 6: Final answer
    x = 7,901.91

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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.