Home / 7,216.08-9,958.23-4,231.97

Finding the Fourth Proportional to 7,216.08, 9,958.23 and 4,231.97

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Solution

The fourth proportional to 7,216.08, 9,958.23 and 4,231.97 is: 5,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.08 : 9,958.23 = 4,231.97 : x
  2. Step 2: Convert to fraction form
    7,216.08/9,958.23 = 4,231.97/x
  3. Step 3: Cross multiply
    7,216.08x = 9,958.23 × 4,231.97
  4. Step 4: Simplify right side
    7,216.08x = 42,142,880.82
  5. Step 5: Solve for x
    x = 42,142,880.82/7,216.08
  6. Step 6: Final answer
    x = 5,840.13

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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.