Home / 5,727-7,903.45-5,464.56

Finding the Fourth Proportional to 5,727, 7,903.45 and 5,464.56

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Solution

The fourth proportional to 5,727, 7,903.45 and 5,464.56 is: 7,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727 : 7,903.45 = 5,464.56 : x
  2. Step 2: Convert to fraction form
    5,727/7,903.45 = 5,464.56/x
  3. Step 3: Cross multiply
    5,727x = 7,903.45 × 5,464.56
  4. Step 4: Simplify right side
    5,727x = 43,188,876.73
  5. Step 5: Solve for x
    x = 43,188,876.73/5,727
  6. Step 6: Final answer
    x = 7,541.27

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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.