Home / 5,388.12-7,441.74-4,269.24

Finding the Fourth Proportional to 5,388.12, 7,441.74 and 4,269.24

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Solution

The fourth proportional to 5,388.12, 7,441.74 and 4,269.24 is: 5,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.12 : 7,441.74 = 4,269.24 : x
  2. Step 2: Convert to fraction form
    5,388.12/7,441.74 = 4,269.24/x
  3. Step 3: Cross multiply
    5,388.12x = 7,441.74 × 4,269.24
  4. Step 4: Simplify right side
    5,388.12x = 31,770,574.08
  5. Step 5: Solve for x
    x = 31,770,574.08/5,388.12
  6. Step 6: Final answer
    x = 5,896.41

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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.