Home / 7,574.27-11,355.71-5,227.57

Finding the Fourth Proportional to 7,574.27, 11,355.71 and 5,227.57

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Solution

The fourth proportional to 7,574.27, 11,355.71 and 5,227.57 is: 7,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.27 : 11,355.71 = 5,227.57 : x
  2. Step 2: Convert to fraction form
    7,574.27/11,355.71 = 5,227.57/x
  3. Step 3: Cross multiply
    7,574.27x = 11,355.71 × 5,227.57
  4. Step 4: Simplify right side
    7,574.27x = 59,362,753.60
  5. Step 5: Solve for x
    x = 59,362,753.60/7,574.27
  6. Step 6: Final answer
    x = 7,837.43

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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.